Lead-in The news that a sheep in Scotland has been successfully cloned 1) got me wondering What good would it be to clone humans? What would I do with a clone of myself? Then 2) it hit me that I could have my clone go into work for me while went out hiking, biking, sking,etc.! really could be in two places at once

一、定语从句的基本用法 二、关系代词与关系副词 三、限制性定语从句与非限制性定语从句 四、关系代词”That与” Which” 五、As在定语从句中的用法

一、与现在事实相反的假设 二、与过去事实相反的假设 三、与将来事实相反的假设 四、错综时间条件句

Her husband expected his friend, Gouvernail, to stay about one or tw o weeks in their home. He was a boring and withdrawn person with a strange personality. She decided to leave for her aunt's house and wouldn't come back ti ll Gouvernail left their home

动词的-ing形式在起名词作用时,称为动名词。动名词在句中可以: 1)用作主语: dancing bored him.(跳舞使他厌烦。)

1.有“break”的动词短语 break down: a.(机器或车辆)出故障;坏掉e. the telephone system has broken down.电话系统瘫痪 了。b.失败e.g. . Negotiations between the two sides have broken down.双方谈判失败 了

Vocabulary structure Directions: Choose the best answer to complete each of the following sentences 1.The assignment for Thursday is to write composition about your hometown A)a five-hundred-words B)a five-hundred-word C)a five-hundreds-word D)a five-hundreds-words

后缀suffix 常见的构成名词的后缀 -ability ability stability availability -age leakage shortage shrinkage drainage -a/ denial dismissal renewal withdrawal burial -an American Russian Asian Indian African -ance admittance attendance endurance -ant accountant attendant contestant pollutant

分词是一种非谓语动词,有现在分词(由v+ing构成)和 过去分词(v+ed构成)两种。分词具有形容词和副词的特 征,在句中可作表语、定语和补足语等

一、定语从句的基本用 二、关系代词与关系副词 三、限制性定语从句与非限制性定语从句