初中英语被动语态公开课课件

1、被动语态,初三英语,The Passive Voice,The flowers,What does she do every day?,every day.,are watered,by her,She waters the flowers every day. 主 谓 宾,后面能接宾语的动词才有被动语态,be + P.P.,被动语态的基本结构:,有各种时态的变化,考点一:,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： am

2、 / is / are + PP,task,（一） 1.We like Miss Lin Very much. Miss Lin _ _ by us very much. 2.Many young people love Jay Chou songs. Jay Chous songs _ _ by many young people.,is,liked,are,loved,时态:,结构：,am / is / are + done,一般现在时,把下列句子改为被动语态：,2. The lost boy _ at the street corner last night. A. was found

3、B. is found C. was looked for,一般过去时的被动语态： was / were + PP,task,（二） 1.The man repaired the car yesterday. The car _ _ by the man yesterday. 2.Mr Song encouraged us to study hard last week. We _ _ to study hard by Miss Peng last week.,was,repaired,were,encouraged,时态:,结构：,was/were + done,一般过去时,把下列句子改为被

4、动语态：,3. Many houses _ in the future. A. will build B. will be built C. are built,一般将来时的被动语态： will + be + PP be going to + be + PP,task,(三) 1.The city will build the new airport next year. The new airport _ _ _ next year. 2.Huidong Middle School is going to send two students to Hongkong to study. Two

5、 students_ _ _ _ _ to Hongkong to study.,will,be,are,be,时态:,结构：,will /be going to + be +done,一般将来时,built,going,to,sent,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： have / has + been + PP,task,(四) 1.Li Ming has already watered some flowers. Some flowe

6、rs _ _ _by Li Ming already. 2.They have sold out the light green dress. The light green dress _ _ _ out.,have,been,has,时态:,结构：,Have/has + been +done,现在完成时,watered,been,sold,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： 情态动词 + be + PP,含有情态动词的被动语态：,情态动词

7、+ be + done,You mustnt clean the room today. The room_ _ _ by you today. 2.We should finish our homework on time.,Our homework_ _ _ by us on time.,（四）,mustnt,should,结构：,be,cleaned,be,finished,Part 3,练习: 用be动词的正确形式填空.,A knife _ used to cut apples. 2. The air _ polluted already. 3.The rooms _cleaned l

8、ater. 4. The students _ asked to have breakfast. 5.They should_ encouraged to study hard. 6.Not only he but also I _ punished last night.,is,has been,will be,are,be,was,一 用适当的形式填空 1 History is _ by the people. ( make) 2 He is often _ to do the work by the teacher. (ask) 3 The book _ by him last year

9、. ( write ) 4 The radio _ last week. ( mend) 5 Some trees _ on the hill already. (plant) 6 A new subway _ (build) next year. 7 She _ (take) to the hospital already. 8 Thousands of satellites _ (send) up into the space so far. 9 They said they _ (invite) to the party already. 10 The trains _( produce

10、) in Zhuzhou. 11 Young trees should _(water) often.,made,asked,was written,was mended,have been planted,will be built,has been taken,have been sent,had been invited,are produced,be watered,一般现在时： 一般过去时： 一般将来时： 情态动词:,am/is /are + done,情态动词+be+done,will + be + done,was/were + done,以下时态的被动语态构成,Summary,

11、现在完成时：,has / have + been + done,Task 4,考点二:,被动语态中的特殊情况:,6. Good medicine _ bitter to the mouth. A. tastes B. is tasted C. taste This pen _ well. A. is sold B. sell C. sells,感官动词, 和sell等动词用主动语态表被动.,.,思考3: 选择 1.The pen _well. A . is written B . writes 2.The music _ nice. A . sounds B . is sounded,B,A,

12、有些动词的主动形式表示被动含义,注意问题3：,1.read,sell, last, wash, write等带状语 （well, easily)时。如:Her book sells well.,2.感官动词feel, look, smell, sound, taste等与形容词连用时。 如：The cake tastes delicious.,7. Many people _ during the earthquake in May, 2008. A. were died B. dead C. died,happen, last, die等动词不使用被动.,1.It will happen i

13、n 50 years. ( ) 2.It will be happened in 50 years. ( ),注意问题2：,不及物动词没有被动语态，如： happen, take place , begin , become dissappear, come out.,思考2: 判断下列句子的正误,挑战,x,8. The man _ clean the toilet because he _ rubbish when the police walked past the park. A. was made; was seen to throw B. was made to; was seen

14、throwing C. made; saw,see / hear sb. do sth be seen / heard to do sth see / hear sb. doing sth. be seen / heard doing sth. make sb.do sth. be made to do sth.,主动: 被动:,主动: 被动:,主动: 被动:,思考4: 把主动语态变为被动语态,I saw him fall off the tree. He _ _ _ fall off the tree.,was,seen,to,注意问题4：,一些动词如（如： make, see, hear,

15、 watch 等），后接宾语补足语为不带 “to”不定式时，变被动语态时要加上 “to”。,挑战,9. Children should _. A. take good care of B. be taken good care C. be taken good care of,固定短语的被动不要丢掉后面的介词或副词,10. Your desk _. A. needs repair B. needs repairing C. needs to repair,need, allow 可以用-ing形式表示 被动 need to be done = need doing be allowed to

16、do = allow doing,练习： 将下列句子变为被动句。 1.Li Lei listens to his father carefully. 2.The mother looked after the baby in the room. 3.We took care of the things. 4.They gave us some work. 5.The boy made them laugh all the time. 6.My mother buys me a bike.,His father is listened to carefully by Li Lei .,The baby was looked after in the room.,The things were taken care of by us.,We were given some work. Some work was given to us by them.,They were made to laugh all the time.,A bike is bought for me.,5、常见的被动结构： （1）.be covered with 被覆盖