初三英语被动语态.ppt

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1、被动语态复习课英语动词有两种英语动词有两种语态语态：主动主动语态和语态和被动被动语态。语态。 1.1.当我们不知道谁是动作的执行者当我们不知道谁是动作的执行者, 2. 或者只需强调动作的承受者时，要用或者只需强调动作的承受者时，要用被动语态被动语态。 时态：时态：1. 一般现在时：一般现在时：2.一般过去时：一般过去时：3.一般将来时一般将来时：4.情态动词的被动语态：情态动词的被动语态：被动语态被动语态结构：结构：be + 过去分词过去分词(PP) + (by )am/is/are + pp was (were) + ppwill (shall) /be going to + be + pp

2、must (can, may等等) + be + pp在改写中应注意：在改写中应注意：1.把把来的来的提到前面作被动语态的提到前面作被动语态的2.把动词变成把动词变成“”;3.主动语态中的主动语态中的变为介词变为介词的的典型题例典型题例例例1 将下列句子改为被动语态。将下列句子改为被动语态。 We clean our classroom every day. Our classroom is cleaned (by us) every day.一般现在时的被动语态：一般现在时的被动语态：am/are/is + 1. People play football all over the world

3、.2. Mr. Green teaches us this term.Football all over the world .We this term.is playedby peopleare taught (by Mr. Green)一般过去时的被动语态：一般过去时的被动语态：was/were + 4. People built the Great Wall long ago.5. Two years ago we used the machinesto make shoes for children.The Great Wall long ago.Two years ago those

4、 machines shoes for children. was built (by people) were used (by us) to make 一般将来时的被动语态：一般将来时的被动语态：will / be going to + be + 6. We will write a diary next class.7. Tom is going to hold a birthday party.A diary next class.A birthday party . will be written (by us) is going to held by Tom情态动词的被动语态：情态

5、动词的被动语态：must/have to/can等等 + be + 8. You must throw the broken pottery away at once.9. We have to finish our homework on time.The broken pottery at once.Our homework . must be thrown away (by you) has to be finished (by us) on time10We gave him some books.He .Some books .was given some books (by us)

6、 were given him (by us) （1）将间接宾语间接宾语(人)变为主语，直接宾语(物)不变。（2）将直接宾语直接宾语(物物)变为主语，一般要在间接宾语前加介词或.思思 考考 2：12I usually hear her sing English songs in the morning.She in the morning.is usually heard sing English songs 14He makes her horse work all day. Her horse all day.15. My father let me go out for a picnic

7、. I out for a picnic.is made work was let go （1）感觉动词感觉动词(hear, see等等)改被动语态改被动语态（2）使役动词使役动词(let, make等等)改被动语态改被动语态如动词为如动词为 make, see, hear, watch 等，后接等，后接宾语补足语为不带宾语补足语为不带“to”不定式时，不定式时，变被动变被动语态时要加上语态时要加上“to” 。如：。如： I saw him fall off the tree. He was seen fall off the tree.一、单项选择：一、单项选择：1. Only thirty

8、-eight ideas by the newspaper. A. choose B. chose C. was chosen D. were chosen 2. As usual, Meihua at 6:30 this morning by her mother to get ready for school.（2006） A. has woken up B. woke up C. wakes up D. was woken up 5. Mr. Johnsons story by everyone who heard it.(2003) A. laughed at B. was laugh

9、ed C. laughed D. was laughed at 3A neighbour helped to keep our dog. It while we were on holiday. (2005)A. was taken care B. took care ofC. is taken care of D. was taken care of4. At the end of the meeting Miss Green two minutes to decide whether she should join the project or not. (2004) A.gave B.

10、had given C. was given D. was giving二、请把下面句子改为被动语态1. They showed Jack carefully how to use it. Jack carefully how to use it. 2. Beijing will hold the 29th Olympic Games in 2008.The 29th Olympic Games in 2008. was showedwill be held by Beijing 3. Miss Deng teaches us English. . .4. They saw the boy p

11、laying basketball at 3:00 yesterday.The boy _ at 3:00 yesterday. We are taught English by Miss Dengwas seen play basketballEnglish is taught us by Miss Deng5. We should make our country become more and more beautiful. Our country more and more beautiful. should be made become 复习本课所学知识；复习本课所学知识； 归纳要点，做好复习笔记；归纳要点，做好复习笔记； 完成的本单元的练习。完成的本单元的练习。