高一英语学案 时间:2019年12月13日 班级 姓名 课题:Unit3 Computers 学:|教师寄语 Learn as if you were going to live forever. Live as if you were going to die tomorrow. Learning aims. I. To learn how to use the new words and expressions. 案 2. To develop the students ability of reading 3. To motivate the students interest in science and technolog 学习过程 #t: I. Pre-reading by talking about how computer works How does a computer work? e input and output devices( collectively termed 1/O). These parts are interconnected by groups of wirey,and the A computer has four main parts: the arithmetic and logic unit(ALU), the control unit, the memory, and the The control unit, ALU, registers, and basic 1/o(and often other hardware closely linked with these)are i]: collectively known as a central processing unit(CPU). Early CPUs were comprised of many separate components but since the mid-1970s CPUs have typically been constructed on a single integrated circuit called a microprocessor I. Preview the new words 线 1.计算vt analytical 2.普遍的字宙的a0 8. intelligence 3.工艺:科技技术n 9. sol 4.革命n application !|5真实:事实:现实n 11. fina 16可移动的时 12. explore 第1页
第 1 页 高一英语学案 时间： 2019 年 12 月 13 日 班级________ 姓名___________ 课题：Unit3 Computers 教师寄语： Learn as if you were going to live forever. Live as if you were going to die tomorrow. Learning aims: 1. To learn how to use the new words and expressions. 2. To develop the students’ ability of reading. 3. To motivate the students’ interest in science and technology. 学习过程 Ⅰ. Pre-reading by talking about how computer works How does a computer work? A computer has four main parts: the arithmetic and logic unit (ALU), the control unit, the memory, and the input and output devices (collectively termed I/O). These parts are interconnected by groups of wires. The control unit, ALU, registers, and basic I/O (and often other hardware closely linked with these) are collectively known as a central processing unit (CPU). Early CPUs were comprised of many separate components but since the mid-1970s CPUs have typically been constructed on a single integrated circuit called a microprocessor. Ⅱ. Preview the new words. 1. 计算 vt. _________________ 7. analytical ____________ 2. 普遍的/宇宙的 adj. ________ 8.intelligence ____________ 3. 工艺；科技;技术 n. ________ 9. solve ______________ 4. 革命 n. __________________ 10.application ___________ 5.真实；事实; 现实 n. _______ 11.finance ______________ 6.可移动的 adj. _____________ 12.explore_______________ 学 案 装 订 线
lI During-reading Step i Fast reading---Read the passage quickly and silently, and then answer the following questions 1. Who is the speaker in this story? 2. What was the computer called in 1936? 3. What happened to the computer in the 1970s? 4. Look at these inventions. Can you put them in an order according to the time when they appeared )analytical machine )laptop )calculating machine ()r C ) PC )universal machine Step ll careful reading---Read the passage again and answer the following questions Task 1 Read the passage for the second time and find the topic sentences of each paragraph Par. 1 Par 2 What is the main idea of the passage? Task 2 I. Read the passage for the third time and finish the timeline below. 1642 1822 The analytical machine was made by Charles Babbage 1936 The first family of computers was connected to each other 1970s 第2页
第 2 页 Ⅲ. During-reading Step I Fast reading---Read the passage quickly and silently, and then answer the following questions. 1. Who is the speaker in this story? 2. What was the computer called in 1936? 3. What happened to the computer in the 1970s? 4. Look at these inventions. Can you put them in an order according to the time when they appeared? ( ) analytical machine ( ) laptop ( ) calculating machine ( ) robot ( ) PC ( ) universal machine Step II Careful reading---Read the passage again and answer the following questions. Task 1 Read the passage for the second time and find the topic sentences of each paragraph. Par. 1______________________________________________________________ Par. 2______________________________________________________________ Par. 3______________________________________________________________ What is the main idea of the passage? _______________________________________________________________________ Task 2 Ⅰ. Read the passage for the third time and finish the timeline below. 1642 1822 The analytical machine was made by Charles Babbage. 1936 1940s ________ The first family of computers was connected to each other. 1970s Now
I. Please finish the following exercise 1.Translation At that time it was considered a technological revolution and the start of my"artificial intelligence 2. which sentence in the passage can be replaced by the following one? With time going by I grew smaller in size Step Ill Summary Step Iv Debate How computers have changed our lives? What are the disadvantages and disadvantage of computers? (Discuss with your group members. Step v Homework 请你根据以下要点以 My view on computers为题写一篇英文短文。 占 1.电脑已走进普通人的家庭 2.电脑的优势:①方便查找信息;②可以玩游戏、聊天、听音乐等:③发送电子邮件和朋友 保持联系等 电脑的劣势:①长间使用电脑危害身体健康;②有些人痴迷于网络游戏,浪费了许多宝贵 的时间 3.你的观点 注意:1.可根据内容需要适当增加细节 2.词数:120~150 参考词汇:对……上瘾 be addicted to方便 convenience 第3页
第 3 页 Ⅱ. Please finish the following exercise. 1.Translation At that time it was considered a technological revolution and the start of my “artificial intelligence”. _____________________________________________________________________________ 2. Which sentence in the passage can be replaced by the following one? With time going by, I grew smaller in size. ____________________________________________________________________________ Step III Summary Step IV Debate How computers have changed our lives? What are the disadvantages and disadvantage of computers? (Discuss with your group members.) Step V Homework 请你根据以下要点以 My view on computers 为题写一篇英文短文。 要点： 1. 电脑已走进普通人的家庭； 2. 电脑的优势： ①方便查找信息；②可以玩游戏、聊天、听音乐等；③发送电子邮件和朋友 保持联系等 电脑的劣势： ①长间使用电脑危害身体健康；②有些人痴迷于网络游戏，浪费了许多宝贵 的时间 3.你的观点：…… 注意：1.可根据内容需要适当增加细节 2.词数：120～150 参考词汇：对…… 上瘾 be addicted to 方便 convenience
课堂设计流程 课题: Computers 第一步:导入本节课题“ Computers 第二步:展示学习目标( learning aims) 第三步:课堂探究 1.自主学习( self-study) 2.合作探究(fast- reading& careful-read ing) 3.精讲点拨( Clanguage poi ints 4.随堂检测( summary) 第四步:课后巩固( homework) 第4页
第 4 页 __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ ___________________________________________________________________________________________ ___________________________________________________________________________________________ ___________________________________________________________________________________________ ___________________________________________________________________________________________ ___________________________________________________________________________________________ ___________________________________________________________________________________________ ___________________________________________________________________________________________ ___________________________________________________________________________________________ ___________________________________________________________________________________________ ___________________________________________________________________________________________ 课题：Computers 第一步：导入本节课题“Computers”. 第二步：展示学习目标（learning aims） 第三步：课堂探究 1. 自主学习（self-study） 2. 合作探究（fast-reading & careful-reading） 3. 精讲点拨（language points） 4. 随堂检测（summary） 第四步：课后巩固（homework） 课堂设计流程
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