外研社初中英语被动语态PPT教案

1、外研社初中英语被动语态外研社初中英语被动语态昨天晚上昨天晚上 ，夜黑风高，它又被打了。，夜黑风高，它又被打了。 Doudou was beaten yesterday evening.第1页/共35页明天，豆豆还会面临明天，豆豆还会面临n n顿暴打，可怜的豆豆啊顿暴打，可怜的豆豆啊。Tomorrow ,Doudou Tomorrow ,Doudou will be will be beaten beaten several times .several times .第2页/共35页可怜的豆豆，已经被这样打了很多年。命运一直没有改变。可怜的豆豆，已经被这样打了很多年。命运一直没有改变。Poor

2、 Doudou has been beaten for many years. 第3页/共35页随时可能被打的豆豆啊，谁来救救它啊。随时可能被打的豆豆啊，谁来救救它啊。Poor Doudou may be beaten anytime .第4页/共35页 英语动词有两种语态：英语动词有两种语态： 主动语态主动语态 (the Active Voice) 被动语态被动语态 (the Passive Voice)A. 主动语态表示主语是动作的主动语态表示主语是动作的执行者执行者。B. 被动语态表示主语是动作的被动语态表示主语是动作的承受者承受者。We planted the tree.The tre

3、e was planted by us.注：后面能接宾语的动词才有被动语态注：后面能接宾语的动词才有被动语态第5页/共35页第6页/共35页We speak English.主语主语谓语谓语宾语宾语English is spoken by us.主语主语谓语谓语宾语宾语主动语态主动语态被动语态被动语态They cleaned the classroom yesterday. 昨天他们打扫了教室。昨天他们打扫了教室。The classroom was cleaned by them yesterday.昨天教室被他们打扫了。昨天教室被他们打扫了。第7页/共35页歌诀：被动语态歌诀：被动语态be字

4、变，过去分词跟后面字变，过去分词跟后面第8页/共35页第9页/共35页be + 过去分词过去分词( (二二) )被动语态的基本结构被动语态的基本结构: :有各种时态的变化有各种时态的变化第10页/共35页1.1.规则动词的过去分词：规则动词的过去分词：1)1)一般情况在动词原形后一般情况在动词原形后加加-ed-edwatch-watched2)2)以不发音以不发音e e结尾的加结尾的加-d-dpractice-practiced3)3)以辅音加以辅音加y y结尾的，去结尾的，去y y变变i i加加-ed-edstudy-studied4)4)以重读闭音节结尾，末尾只有一个辅音字母，先双写以重读

5、闭音节结尾，末尾只有一个辅音字母，先双写该辅音字母，再加该辅音字母，再加-ed-edstop-stopped2.2.不规则动词的过去分词不规则动词的过去分词：amisarewaswerebeenhavehasdodonewritewrittengogone动词过去分词的变化动词过去分词的变化:第11页/共35页1. Now English _ by more and more people all over the word. A. speaks B. is spoken C. was spoken一般现在时的被动语态：一般现在时的被动语态：主语主语+am / is / are + PP第12

6、页/共35页2. The lost boy _ at the street corner last night. A. was found B. is found C. was looked for一般过去时的被动语态：一般过去时的被动语态：主语主语+was / were + PP第13页/共35页3. More man-made satellites _ in the future. A. will send up B. will be sent up C. are sent up一般将来时的被动语态：一般将来时的被动语态：主语主语+will + be + PP主语主语+ +be going

7、 to + be + PP第14页/共35页4. Three bridges _ since last year. A. have built B. were built C. have been built现在完成时的被动语态：现在完成时的被动语态：主语主语+have/ has+ been + PP第15页/共35页5. Flowers _ every day. A. has been watered B. should be watered C. should water含有情态动词的被动语态：含有情态动词的被动语态：情态动词情态动词 + be + PP第16页/共35页( (四四) )主

8、动语态变被动语态主动语态变被动语态: : (1)(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)(2)把把谓语动词谓语动词变成变成被动结构被动结构( (bebe过去分词过去分词) () (根根据被动语态句子里的主语的人称和数，以及原来据被动语态句子里的主语的人称和数，以及原来主动语态句子中动词的时态来决定主动语态句子中动词的时态来决定bebe的形式的形式) )。 (3)(3)把主动语态中的把主动语态中的主语主语放在介词放在介词byby之后作之后作宾语宾语，将将主格主格改为改为宾格宾格。如：。如： They make the bikes in the factory. . The

9、 bikesin the factory.are madethemby第17页/共35页主变被步骤主变被步骤: :1.找宾语找宾语: 即动作的承受者即动作的承受者(改为主语改为主语)He washed his car yesterday. His car3. 判断判断新主语新主语的单复数的单复数:确定确定be动词的单复数动词的单复数. be4. 判断动词的时态判断动词的时态 : 即即be动词的时态动词的时态.2. 修改谓语的语态修改谓语的语态:即即be+原原V.过去分词过去分词 washed5. 修改原句的主语修改原句的主语 :即即by +主语主语(变宾格变宾格). (by him) yest

10、erday.iswas was第18页/共35页2.She broke the windows. The windows 3.He cleans the classroom everyday. The classroom was broken by Tom.were brokenby her.is cleaned by himbe动词的单复数变化动词的单复数变化:everyday.第19页/共35页 1. They will finish the work in ten days.The workin ten days.will be finished(by them)第20页/共35页1.

11、Amy can take good care of the cat The cat can be taken good care ofby Amy. 第21页/共35页第22页/共35页第23页/共35页第24页/共35页第25页/共35页第26页/共35页第27页/共35页( (四四) )被动语态的特殊情况被动语态的特殊情况: :1.在主动语态中在主动语态中, ,make, let, hear, see, watch, notice等词等词,其后跟省略其后跟省略to的动词不定式的动词不定式(动动词原形词原形),在变为被动语态时在变为被动语态时,必须必须还原动词还原动词不定式符号不定式符号to

12、.如如: 1) We heard him sing this song in the room. He was heard to sing this song in the room.2) The boss made him work 14 hours a day. He was made to work 14 hours a day. 3) I see him walk to school. He is seen to walk to school. 第28页/共35页A traffic accident _(happen) just now.happened2. 连系动词连系动词（Link

13、.v.) 如：如：be, look, seem, feel, sound, smell, taste, get, turn, becomePeking Opera _ (sound) beautiful.sounds3. 当此动词表示当此动词表示事物的自然属性事物的自然属性的时候的时候:The pen _ (write) very fast.writesThis kind of sweater _ (sell) well. sells1. 不及物动词不及物动词（vi.) 如如:happen, take place, appear, disappear, 不用被动语态的动词：不用被动语态的动词：

14、第29页/共35页表示主语的自然属性特征表示主语的自然属性特征well/ badly/easily/smoothly),常见动词：常见动词：read, write, sell, wash, clean, wear, lock, open, cook, shut, dry, eat, drink, The books _ well A. were sold B. sell C. have sold D. are being soldThis kind of cloth _ easily A. has washed B. was washed C. washes D. is washed第30页/

15、共35页【2011北京】北京】1. Many accidents_ by careless drivers last year.A. are caused B. were causedC. have caused D. will cause【2011上海】上海】2. An official _ by some reporters on food problems in Shanghai yesterday.A. is interviewing B. is interviewed C. was interviewing D. was interviewed【2011天津】天津】3. Today a lot of information can _ online. A. receive B. be received C. is received D. receiving【2011重庆】重庆】4. Im glad to find that many trees_ in our city last year.A. plant B. planted C. were planted D. are planted第31页/共35页第32页/共35页Correct the mistake(s) in each sentence if any:1)Two boys hurt