Unit4Grammar被动语态

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1、Unit 4 Grammar学案 Name_ （被动语态）【教学目标】1.复习一般现在时、一般过去时和一般将来时的被动语态的构成和用法；2. 掌握情态动词和现在完成时态的被动语态的构成和用法。【教学难点】区别主动句和被动句。 课前准备同学们，上个单元我们已经学习了一般现在时、一般过去时和一般将来时的被动语态的构成和用法。你还记得吗？Try!【预热1】把下列句子变为被动语态句子1. Mr Li cleans the reading room every day. The reading room _ every day.2. The little boy broke the glass. The

2、 glass _ the little boy.3. We will hold a meeting next week. A meeting _ by_ next week.4. People grow rice in the south of China. _ in the south of China.5. They will plant some trees along the river.Some trees_ by_ along the river.6. Tom ate up the eggs quickly.The eggs _ quickly by Tom.7. Uncle Wa

3、ng wont repair my bike this Sunday. My bike _ Uncle Wang this Sunday.8. He didnt return the money. The money _ by _.【预热2】选择题( )9Today computers_ a lot in our daily life. A. are use B. used C. are used D. were used( )10The children _ by their grandma tomorrow. A. take care of B. will take care of C.

4、have been taken care of D. will be taken care of( )11When all the work _, you may go home. A. finishes B. is finished C. has finished D. are finished( )12My father _ a car two years ago. It _ in Guangzhou. A. was bought, bought B. was bought, was boughtC. bought, bought D. bought, was bought( )13Man

5、y bikes _in that factory.A. are made B. are making C. have made D. will make( )14Will the job_ in ten minutes?A. finish B. be finished C. be finish D. finished( )15A sad accident _near our school yesterday evening.A. was happening B. was happened C. had happened D. happened( )16The workers _ the bri

6、dge over the river last year.A. finished B. is finished C. has finished D. was finished课堂教学Step1. 小组讨论课前练习部分，分小组展示答案。Step2. 继续学习被动语态的一些用法【观察】请你观察以下左右两边的例句的下横线部分，然后完成结论部分的内容。1You can take away the food. The food can be taken away （by you）. 你可以带走这食物。 这食物可以被带走。2. We must do the homework. The homework m

7、ust be done （by us）. 我们必须做作业。 作业必须被做。3. I have checked everything. Everything has been checked （by me）. 我已经检查了所有的东西。 所有东西已经被检查了。【结论】1. 上面左边的句子是_(主动/被动)语态的句子；右边的句子是_(主动/被动)语态的句子；2.上面例1和例2是含有情态动词的句子，被动结构是： 情态动词_/_/_/_ + _ +过去分词（done / P.P.）3. 上面例3是现在完成时态的句子，被动结构是： _/_ + _ + 过去分词（done / P.P.） 现在完成时态的时间

8、状语标志词有：_【巩固练习】( )1. The young trees every day, or theyll die. A. should be watered B. can be watered C. must water D. should be watering( )2. Many more houses for teachers since last year. A. are building B. built C. have built D. have been built( )3. The bird flew higher and higher until it could n

9、o longer . A. sees us B. is seen C. was seen D. be seen( )4. Mrs Wang said those books must . A. be taken good care of B. take good care C. be taken good care D. take good care of( )5.So far, the children three units. A. are learned B. learned C. have learned D. were learned( )6.This kind of medicine in a dry and cool place. A. keep B. kept C. must keep D. must be kept( )7. Mice never since the house _. A. are, seen, is cleaned B. will, be seen, is cleaned C. have, been seen, was cleaned D. was seen, was cleaned更多练习见书本P55-57，周报37期第2版。反思：_2