人教新课标高中英语必修五Unit 3 Life in the futureUnit 3 Life in the future教案(5).doc_大学文库

Period 6 Language Focusing The general ldea of This Period This is the sixth Period. The teaching and studying activities will center on language studying in this period. Language studying will contain all that has been learned in this unit As usual the teacher should check the students homework and offer chances for the students to go over what they learnt in the last periods at the beginning of the class In this period, the emphasis will be put on the learning the words, phrases and sentence structures. In order to let the students understands these expressions thoroughly, the teacher first gets the students to understand their meaning in the context, then the teacher gives some explanations about them, later offers some practice to make the students know how to use them. At last let the students do some exercises for feedback In order to enable students to use these language points both orally and in written form, the teacher is expected to carefully design it to encourage the students to be active in class. Make sure that the students are willing to take part in activities in class and get ready to cooperate with each Teaching Important Points To learn the following words and phrases: lag, constantly, vehicle, take up, remind, be optimistic about, as a result, suffer from, be similar to, well known for, lie, get lost, lose sight of, catch sight of, sweep up, provide something with something, fall fast asleep, search for, assist in, go soft, depend on, require, speed up, switch, impression, sweep up To study the following sentence structures ) These hovering carriages float above the ground and by bending and pressing down on the driving stick strongly one can move swiftly (2)I got lost when we reached what looked like a large market because of the people flying in (3)Wang Pings mother appeared, flashed a switch on a computer screen, and a table and chairs rose from under the floor as if by magic (4)Neither of these creatures is easy to talk (5)Confused by the new surroundings, I was hit by the lack of fresh air Teaching difficulties How to let the students learn to use these phrases and sentences structures in written and oral g Teaching aids Multi-media classroom and other normal teaching tools Three Dimensional Teaching aims Knowledge aims To learn the useful expressions and sentence structures in the unit Ability Aims To enable the stude use these language points both orally and in written form Emotional aims To further understand the importance of exploring the future and to realize the value scientific imagination Teaching procedure Step I Greeting T: Hello, my friends

Period 6 Language Focusing The General Idea of This Period This is the sixth Period. The teaching and studying activities will center on language studying in this period. Language studying will contain all that has been learned in this unit. As usual, the teacher should check the students’ homework and offer chances for the students to go over what they learnt in the last periods at the beginning of the class. In this period, the emphasis will be put on the learning the words, phrases and sentence structures. In order to let the students understands these expressions thoroughly, the teacher first gets the students to understand their meaning in the context, then the teacher gives some explanations about them, later offers some practice to make the students know how to use them. At last let the students do some exercises for feedback. In order to enable students to use these language points both orally and in written form, the teacher is expected to carefully design it to encourage the students to be active in class. Make sure that the students are willing to take part in activities in class and get ready to cooperate with each other. Teaching Important Points To learn the following words and phrases: lag, constantly, vehicle, take up, remind, be optimistic about, as a result, suffer from, be similar to, well known for, lie, get lost, lose sight of, catch sight of, sweep up, provide something with something, fall fast asleep, search for, assist in, go soft, depend on, require, speed up, switch, impression, sweep up. To study the following sentence structures: (1)These hovering carriages float above the ground and by bending and pressing down on the driving stick strongly one can move swiftly. (2)I got lost when we reached what looked like a large market because of the people flying in all directions. (3)Wang Ping’s mother appeared, flashed a switch on a computer screen, and a table and chairs rose from under the floor as if by magic. (4)Neither of these creatures is easy to talk to. (5)Confused by the new surroundings, I was hit by the lack of fresh air. Teaching Difficulties How to let the students learn to use these phrases and sentences structures in written and oral English. Teaching Aids Multi-media classroom and other normal teaching tools. Three Dimensional Teaching Aims Knowledge Aims To learn the useful expressions and sentence structures in the unit. Ability Aims To enable the students to use these language points both orally and in written form. Emotional Aims To further understand the importance of exploring the future and to realize the value of scientific imagination. Teaching Procedure Step 1 Greeting T: Hello, my friends

Ss: Hello, Miss Wang Step 2 Reviewing the Grammar: the Past Participle T: Complete each sentence by choosing the right verb and putting it in the correct form intend connect mention carry lose fold frighten give 1. The room to the rest of the house by a long passage, was completely empty 2. He was walking around with the letter in his pocket 3. Scientific experiments out by students without the teachers instructions can be 4. The mane in the letter was unknown to me 5. The book s a surprise for his sister, was lost in the mail 6. His nephew. at sea when he was fifteen, had been his only relative by the noise in the night, the girl did not dare sleep in her room 8 advice by the famous detective, the (The teacher should give enough time for the students to consider, and then ask to show thei answers to the whole class. If they still have difficulty understanding, the teacher should offer some xplanation Suggested answers 1. connected 2. folded 3 carried 4 mentioned 5. intended 6.lost 7. Frightened 8.Given T: Now let's have a competition. Use these sentences to make up a story. If necessary, you can change the expressions of the sentences. You had better make your story interesting and complete If you can properly use the past participles in the story, there will be more chances for you to win the competition. First discuss making up a story with your partners, then tell your story to another pair near you. Later combine your story with another pairs to make up a new story, which must be better than the first edition of your story. In the end, tell the whole class the story which has been made up Dy your group. Lets see which group will do the best (The teacher will give them five minutes to make up a story. After that let volunteers show their story. The group will be the winner if they can tell the most interesting story and expressions are very fluent without mistakes. After the competition, the teacher had better praise the winner, and encourage the others to try to succeed next time. Step 3 Learning about Words and Expressions T: What did Li Qiang not believe? S: He cant believe that he is taking up his prize that was won last year T: Right. What does"taking up"mean in the sentence S: Start or begin something T: Yes. Taking up means starting or beginning something, especially a job. For example "She takes up her duties next week. In fact, it has many meanings take up开始做(工作);占用;选修,从事;打断了某人的话(以反驳和批评);提交议论等。例如 When does the incoming manager take up his job? 新来的经理什么时候开始工作? The copying of these documents took up the whole morning 复印这些文件用了一个早上的时间 He has taken up art in college.他在大学里学习艺术。 The table takes up too much room.这桌子占了很大空间

Ss: Hello, Miss Wang. Step 2 Reviewing the Grammar: the Past Participle T: Complete each sentence by choosing the right verb and putting it in the correct form. intend connect mention carry lose fold frighten give 1. The room, __________ to the rest of the house by a long passage, was completely empty. 2. He was walking around with the letter __________ in his pocket. 3. Scientific experiments__________ out by students without the teacher’s instructions can be dangerous. 4. The mane __________ in the letter was unknown to me. 5. The book, __________ as a surprise for his sister, was lost in the mail. 6. His nephew, __________ at sea when he was fifteen, had been his only relative. 7.__________ by the noise in the night, the girl did not dare sleep in her room. 8.__________ advice by the famous detective, the young lady was no longer afraid. (The teacher should give enough time for the students to consider, and then ask to show their answers to the whole class. If they still have difficulty understanding, the teacher should offer some explanation.) Suggested answers: 1.connected 2.folded 3.carried 4.mentioned 5.intended 6.lost 7.Frightened 8.Given T: Now let’s have a competition. Use these sentences to make up a story. If necessary, you can change the expressions of the sentences. You had better make your story interesting and complete. If you can properly use the past participles in the story, there will be more chances for you to win the competition. First discuss making up a story with your partners, then tell your story to another pair near you. Later combine your story with another pair’s to make up a new story, which must be better than the first edition of your story. In the end, tell the whole class the story which has been made up by your group. Let’s see which group will do the best. (The teacher will give them five minutes to make up a story. After that, let volunteers show their story. The group will be the winner if they can tell the most interesting story and expressions are very fluent without mistakes. After the competition, the teacher had better praise the winner, and encourage the others to try to succeed next time.) Step 3 Learning about Words and Expressions T: What did Li Qiang not believe? S: He can’t believe that he is taking up his prize that was won last year. T: Right. What does “taking up” mean in the sentence? S: Start or begin something. T: Yes. Taking up means starting or beginning something, especially a job. For example , “She takes up her duties next week. In fact, it has many meanings.” take up 开始做（工作）; 占用; 选修; 从事; 打断了某人的话（以反驳和批评）; 提交议论等。例如: When does the incoming manager take up his job? 新来的经理什么时候开始工作？ The copying of these documents took up the whole morning. 复印这些文件用了一个早上的时间。 He has taken up art in college.他在大学里学习艺术。 The table takes up too much room.这桌子占了很大空间

She took me up sharply when I suggested that the job was only suitable for a man 我提出这工作只适宜男人做,她不容我说完就把我斥责一番 T: Now lets learn some usage about"remind".What phrases do we often use? S: remind. of/remind. to do T Good. remind somebody of something是指“使某人回忆起过去的事情”。而 remind somebody to do something是指“提醒某人去做某事”。例如 1. It reminds me of what a woman once said of him 2. Remind me to take my medicine tomorrow 3. Mrs. White reminded her son to go to the store after school T: Can you use it to make some sentences? S: 1. Her appearance reminded me of a childhood friend of mine S: 2. I forgot to remind him of the meeting S: 3. His mother often reminds him to pay attention to traffic lights while crossing the road T: Beautiful sentences. Would you please use another phrase to explain the phrase"as a result"? TYes.“ As a result” is almost the same as“ as a conse :' For example: He worked hard, and as a result, he got promoted quickly He used to be lazy to read English, as a result, he failed to pass the examinations again and again, which led to his failure to go to college T: Do you still remember some other phrases related to "result"? S: as a result of…作为.的结果; result from由造成,因.而产生; result in引起导致; in result结果,引起; without result毫无结果。 T: Lets try to know the difference between" put on"and"wear". Please find the sentences containing them S: Put on this mask S: If you to there, you must wear red nightlights on your helmets so that you can see T: From these two sentences, we can know the difference between them Put on指穿的动作,可用于穿鞋、穿衣服、戴帽子等,其反义词是 take off;wear穿着,指穿着的状态。可以用进行时。宾语除鞋衣物还可以指首饰、眼镜、发型等。例如: Put on more clothes, for it is extremely cold She is always wearing gloves wherever she goes. She just wore a flower to attend the party r: Pay attention to other phrases;, wear out使……破损或使人筋疲力尽; wear somebody something down削弱; wear off变弱;, wear on指时间慢慢消逝 Children's shoes are worn out She wore herself out walking home with the heavy bags T: There are some other expressions which have the similar meanings to"wear". Have on, be in, dress, be dressed in T: Can you use them to make some sentences? S: He is old enough to dress himself now S: She used to be in white when she was young, while she likes to be dressed in red now. S: A little boy suddenly cried out, "He is having nothing on S: Doing the same thing day after day makes her worn out S: This morning, he got up late and hurried to put on his clothes, and as a result, he is wearing

She took me up sharply when I suggested that the job was only suitable for a man. 我提出这工作只适宜男人做, 她不容我说完就把我斥责一番。 T: Now let’s learn some usage about “remind” .What phrases do we often use? S: remind...of/remind...to do T: Good. remind somebody of something 是指“使某人回忆起过去的事情”。而 remind somebody to do something 是指“提醒某人去做某事”。例如: 1. It reminds me of what a woman once said of him. 2. Remind me to take my medicine tomorrow. 3. Mrs.White reminded her son to go to the store after school. T: Can you use it to make some sentences? S: 1.Her appearance reminded me of a childhood friend of mine. S: 2.I forgot to remind him of the meeting. S: 3.His mother often reminds him to pay attention to traffic lights while crossing the road. T: Beautiful sentences. Would you please use another phrase to explain the phrase “as a result”? S: as a consequence T: Yes. “As a result” is almost the same as “as a consequence” .For example: He worked hard, and as a result, he got promoted quickly. He used to be lazy to read English, as a result, he failed to pass the examinations again and again, which led to his failure to go to college. T: Do you still remember some other phrases related to “result”? S: as a result of...作为……的结果; result from 由……造成, 因……而产生; result in 引起导致; in result 结果, 引起; without result 毫无结果。 T: Let’s try to know the difference between “put on” and “wear” .Please find the sentences containing them. S: Put on this mask. S: If you to there, you must wear red nightlights on your helmets so that you can see. T: From these two sentences, we can know the difference between them. Put on 指穿的动作, 可用于穿鞋、穿衣服、戴帽子等, 其反义词是 take off; wear 穿着, 指穿着的状态。可以用进行时。宾语除鞋衣物还可以指首饰、眼镜、发型等。例如: Put on more clothes, for it is extremely cold. She is always wearing gloves wherever she goes. She just wore a flower to attend the party. T: Pay attention to other phrases; wear out 使……破损或使人筋疲力尽; wear somebody/ something down 削弱; wear off 变弱; wear on 指时间慢慢消逝 Children’s shoes are worn out. She wore herself out walking home with the heavy bags. T: There are some other expressions which have the similar meanings to “wear” .Have on, be in, dress, be dressed in. T: Can you use them to make some sentences? S: He is old enough to dress himself now. S: She used to be in white when she was young, while she likes to be dressed in red now. S: A little boy suddenly cried out, “He is having nothing on.” S: Doing the same thing day after day makes her worn out. S: This morning, he got up late and hurried to put on his clothes, and as a result, he is wearing

his clothes in disorder T: Excellent. Now, lets look at the screen together to learn more expressions ( referring to the owing Step 4 Learning Some Sentence Structures T: Now let's learn some sentence structures. Can you find the following sentence in the Can you translate it into Chinese? Confused by the new surroundings, I was hit by the fresh air S:新的环境把我弄得心烦意乱的,由于缺新鲜的空气,我感到受不了 : Good.过去分词 confused在句中作状语,表示与主句中动作伴随发生的状况。For example, Exhausted, I slid into bed and fell fast asleep soon. Can you make some sentences imitating it? S: Worried about the journey I was not comfortable for first few days S: He worked day and night, tired but excited S: The girl likes sitting in her study, lost in thought T: Good. Would you please find the sentence and understand it These hovering carriages float above the ground and by bending and pressing down on the iving stick strongly one can move swiftly. S:这些气垫车在地面上漂浮,只要用力把操纵杆打弯或压下,你就可以迅速地移动 T: by+doing表示方式或手段等。 For example, They put out the fire by pouring water on it. Can you make some sentences? S: They try to make up for their lack of attention by giving their children money S: They make a living by begging all day and night S: They move forward by slowly shaking from side to side on a shell-covered "leg T: Excellent the next is this sentence Wang Pings mother appeared, flashed a switch on a computer screen, and a table and chairs rose from under the floor as if by magic. "Please transform it into Chinese S:王平的母亲出现了,电脑荧屏上的开关闪了一下,于是一张桌子和几把椅子就像魔术般地从地板下面升了起来。 I as if/as though:似乎,好像,常用来引导方式状语。一般从句用虚拟语气。有时从句用陈述语气(如果表示真实情况)。 For example, He talks as if/though he knew everything It looks like as if it is going to rain. Now please give some sentences containing"as if/though S: Sometimes he acted as if he didnt have a brain in his head S: What's the matter? You look as if you had seen a ghost S: The air seemed thin as though/if its combination of gases had little oxygen left S: It will be a pity if we have to ask her to leave, but it looks as though/if we may have to T: How to understand the following: I got lost when we reached what looked like a large market because of the people flying in all directions S:当我们到了看起来像一个大集市的地方,我迷路了,因为人们从四面八方飞来飞去。 What looked like a large market在句中作 reach宾语。 T: I agree with you. Here"what looked like a large market"is used as an object. For example Work hard and you will be able to obtain what you are expecting one day. Let's make some sentences belonging to object clauses with "what

his clothes in disorder. T: Excellent. Now, let’s look at the screen together to learn more expressions.(referring to the following material) Step 4 Learning Some Sentence Structures T: Now let’s learn some sentence structures. Can you find the following sentence in the passage? Can you translate it into Chinese?“ Confused by the new surroundings, I was hit by the lack of fresh air.” S: 新的环境把我弄得心烦意乱的, 由于缺新鲜的空气, 我感到受不了。 T: Good.过去分词 confused 在句中作状语, 表示与主句中动作伴随发生的状况。For example, Exhausted, I slid into bed and fell fast asleep soon. Can you make some sentences imitating it? S: Worried about the journey, I was not comfortable for first few days. S: He worked day and night, tired but excited. S: The girl likes sitting in her study, lost in thought. T: Good. Would you please find the sentence and understand it. “These hovering carriages float above the ground and by bending and pressing down on the driving stick strongly one can move swiftly.” S: 这些气垫车在地面上漂浮, 只要用力把操纵杆打弯或压下, 你就可以迅速地移动。 T: by+doing 表示方式或手段等。For example, They put out the fire by pouring water on it. Can you make some sentences? S: They try to make up for their lack of attention by giving their children money. S: They make a living by begging all day and night. S: They move forward by slowly shaking from side to side on a shell-covered “leg”. T: Excellent. The next is this sentence: “Wang Ping’s mother appeared, flashed a switch on a computer screen, and a table and chairs rose from under the floor as if by magic.” Please transform it into Chinese . S: 王平的母亲出现了, 电脑荧屏上的开关闪了一下, 于是一张桌子和几把椅子就像魔术般地从地板下面升了起来。 T: as if/as though: 似乎, 好像, 常用来引导方式状语。一般从句用虚拟语气。有时从句用陈述语气（如果表示真实情况）。For example, He talks as if/though he knew everything. It looks like as if it is going to rain. Now please give some sentences containing “as if/though”. S: Sometimes he acted as if he didn’t have a brain in his head. S: What’s the matter? You look as if you had seen a ghost. S: The air seemed thin as though/if its combination of gases had little oxygen left. S: It will be a pity if we have to ask her to leave, but it looks as though/if we may have to. T: How to understand the following: I got lost when we reached what looked like a large market because of the people flying in all directions. S: 当我们到了看起来像一个大集市的地方, 我迷路了, 因为人们从四面八方飞来飞去。 What looked like a large market 在句中作 reach 宾语。 T: I agree with you. Here “what looked like a large market” is used as an object. For example, Work hard and you will be able to obtain what you are expecting one day. Let’s make some sentences belonging to object clauses with “what”

S: Do what I asked you to S: They reached what they thought they had been dreaming of. than what we have got T. Wonderful sentences.“ in all directions”is“从四面八方” in Chinese. For example,Hean the noise, all birds on the trees flew in all directions. Then how to understand"because of the people flying in all direction S: Because of something/doing something T: Right. There is some difference between"because "and "because of as a result. because of the people flying in all directions=- because the people were flying in all directions T: Please pay attention to the next sentence Neither of these creatures is easy to talk to. What does that sentence mean? S:跟他们俩交谈都不容易 T: Right在英语里有些形容词如 easy, hard, difficult, impossible当它们用作表语时,其后的动词不定式,如与主语存在语意上的动宾关系,通常用主动形式,而不用被动形式。For The horse is impossible to control The problem is not easy to deal with. Have you understood it'? Now let's finish the following sentences This room Engli S: The room is hard to clean, because it is too dirty S: English is difficult to learn well S: In fact, English is not as hard to learn well as you thought. T: Excellent Step 5 Consolidation(competition) T: We have just learned some words, phrases and some sentence structures. Do you have any other difficulties? Now look through the passages to understand more and find out your own puzzles (The students should be allowed to read it, while the teacher had better give them individual help if they have some. If there are some common problems, the teacher should explain them in the whole class.) T: Since you have no problem, let's have a competition. Four students make up a group. Each group make up a story, in which there are the words, phrases, and sentence structures we have just learned. The more the better. What's more, you had better make your story more interesting and attractive. will give you five minutes to prepare for it Five minutes later.) T: One student represents your group to tell your story. The content of a story covers 50 percent the phrases, words and sentence structures cover another 50 percent Each group chooses one student to mark other groups' stories. In the end, we can find the best one according to the average score Finally the teacher should sing highly of the winner, and encourage others to work hard to Step 6 Homework T: After class, please go over what we have learned today and write a diary, in which you had

S: Do what I asked you to. S: They reached what they thought they had been dreaming of. S: What we haven’t got seems much better than what we have got. T: Wonderful sentences. “in all directions” is“从四面八方”in Chinese. For example, Hearing the noise, all birds on the trees flew in all directions. Then how to understand “because of the people flying in all directions? S: Because of + something/doing something. T: Right. There is some difference between “because” and “because of”. As a result, because of the people flying in all directions = because the people were flying in all directions . T: Please pay attention to the next sentence: Neither of these creatures is easy to talk to. What does that sentence mean? S: 跟他们俩交谈都不容易。 T: Right.在英语里有些形容词如: easy, hard, difficult, impossible 当它们用作表语时, 其后的动词不定式, 如与主语存在语意上的动宾关系, 通常用主动形式, 而不用被动形式。For example, The horse is impossible to control. The problem is not easy to deal with. Have you understood it? Now let’s finish the following sentences. This room is... English is... S: The room is hard to clean, because it is too dirty. S: The room is comfortable to live in. S: English is difficult to learn well. S: In fact, English is not as hard to learn well as you thought. T: Excellent. Step 5 Consolidation (competition) T: We have just learned some words, phrases and some sentence structures. Do you have any other difficulties? Now look through the passages to understand more and find out your own puzzles. (The students should be allowed to read it, while the teacher had better give them individual help if they have some. If there are some common problems, the teacher should explain them in the whole class.) T: Since you have no problem, let’s have a competition. Four students make up a group. Each group make up a story, in which there are the words, phrases, and sentence structures we have just learned. The more, the better. What’s more, you had better make your story more interesting and attractive. will give you five minutes to prepare for it. (Five minutes later.) T: One student represents your group to tell your story. The content of a story covers 50 percent; the phrases, words and sentence structures cover another 50 percent . Each group chooses one student to mark other groups’ stories. In the end, we can find the best one according to the average score. (Finally the teacher should sing highly of the winner, and encourage others to work hard to succeed next time.) Step 6 Homework T: After class, please go over what we have learned today and write a diary, in which you had

better try to use them. Besides that, finish Exercise 3, 4, 5. The Design of the Writing on the Blackboard Unit 3 Life in the future Period 7 Language Focusing Sentence structures Phrases 1. Confused by the new surroundings, I was hit by the lack of fresh air. 2. These hovering carriages float above the ground and by bending and pressing down on the driving stick strongly one can move swiftly. 3. Wang Ping’s mother appeared, flashed a switch on a computer screen, and a table and chairs rose from under the floor as if by magic. 4. I got lost when we reached what looked like a large market because of the people flying in all directions. 5. Neither of these creatures is easy to talk to. 1.take up 2.    remind sb. to do sth. remind sb. of sth. 3.      result from result in as a result (of) 4.           have on be in be dressed in dress wear put on Research and Activities 1. Throughout the world, computers will be used more and more in the future. They are already being used in many fields. Now consider how a computer works now in the following fields and how a computer will work in the future. Fill in the chart. The use of computer Fields How a computer works now How a computer will work in the future Agriculture and industry Personal lives Transport Space travel Commerce Media Education and health 2. Talking about seeing through the future A scientist invented a machine that helps people see through their future. Some people fought for the invention in the hope of getting a fortune out of it. Do you want to own the machine? Why or why not? Sample: Talking about this future thing, I think I will never trade the uncertainty of future with anything in the world. What can be worse than losing the right to hope, the right to guess, and most importantly, the right to fight for your future, to fight for the things you have yet owned? Reference for Teaching 1.speed up: cause something to increase speed 加快速度。For example

They have speeded up production of the new car The train soon speeded up the moment it left from the railway station [习惯用语] at speed飞快地, at a speed of..以…的速度; at full top speed以全速, with all speed开足马力 2. sweep up: remove(dust, dirt, etc. )with or as if with a broom or brush. For example, There are full of dead leaves on the ground. Please sweep them up The leaves were swept up into the air by the wind 3. Confused by the new surroundings, I was hit by the lack of fresh air. lack: be short of something. It can be used as a verb or a noun. For example He did not enter university because of a lack of money in his family He is good at his job but sometimes he seems to lack confidence The female bird lacks the male's bright colors 4. sight of something/somebody: action of seeing somebody/something. For example, Their first sight of land came after ten days at sea. [习惯用语] catch sight of; at first sight; be sick of sight of; keep. .in sight: lose sight of; out of sight. For example, Out of sight. out of mind 眼不见,心不烦 Follow that man and keep him in sight all time 要跟着他,一直盯着他 You must keep sight of one fact: your life is in danger 有一件事你必须明白:你有生命危险 We happened to catch sight of a plane but it crushed later, which is the reason why we lost sight of it 5. switch .(动词) To shift, transfer, or divert:改变:转变、转移或改换;2 To exchange:交换;3To cause( an electric current or appliance) to begin or cease operation:开启;使(电流或电器)开始或停止运作 A cat switching its tail.一只猛挥尾巴的猫。 They switched the conversation to a lighter subject 把谈话转移到一个更轻松的话题 She asked her brother to switch seats with her. 请她的兄弟与她交换座位。 Switch the lights on and off.开、关电灯 switched on the charm展现魅力 switch off: To stop paying attention; lose interest. 不再注意;失去兴趣 n.开关 There is a switch on the wall for turning on the lights. 墙上有一开电灯的开关 6. master

They have speeded up production of the new car. The train soon speeded up the moment it left from the railway station. ［习惯用语］at speed 飞快地, at a speed of...以……的速度; at full top speed 以全速, with all speed 开足马力 2. sweep up: remove (dust, dirt, etc.) with or as if with a broom or brush. For example, There are full of dead leaves on the ground. Please sweep them up. The leaves were swept up into the air by the wind. 3. Confused by the new surroundings, I was hit by the lack of fresh air. lack: be short of something. It can be used as a verb or a noun. For example, He did not enter university because of a lack of money in his family. He is good at his job but sometimes he seems to lack confidence. The female bird lacks the male’s bright colors. 4. sight of something/somebody: action of seeing somebody/something. For example, Their first sight of land came after ten days at sea. ［习惯用语］ catch sight of; at first sight; be sick of sight of; keep...in sight; lose sight of; out of sight. For example, Out of sight, out of mind. 眼不见, 心不烦。 Follow that man and keep him in sight all time. 要跟着他, 一直盯着他。 You must keep sight of one fact: your life is in danger. 有一件事你必须明白: 你有生命危险。 We happened to catch sight of a plane but it crushed later, which is the reason why we lost sight of it. 5. switch v.（动词）To shift, transfer, or divert: 改变: 转变、转移或改换; 2 To exchange: 交换; 3 To cause (an electric current or appliance) to begin or cease operation: 开启; 使（电流或电器）开始或停止运作 A cat switching its tail.一只猛挥尾巴的猫。 They switched the conversation to a lighter subject. 把谈话转移到一个更轻松的话题。 She asked her brother to switch seats with her. 请她的兄弟与她交换座位。 Switch the lights on and off.开、关电灯 switched on the charm 展现魅力 switch off: To stop paying attention; lose interest. 不再注意; 失去兴趣 n.开关 There is a switch on the wall for turning on the lights. 墙上有一开电灯的开关。 6. master