初中英语被动语态课件.ppt

The Passive Voice,一. Lesson Contents Structures: Review the Passive Voice The Present Tense am , is , are + 过去分词 The Past Tense was , were + 过去分词 The Future Tense will be , shall be + 过去分词 情态动词 + be + 过去分词 二. Lesson Aims Practice: Change the Active Voice into the Passive Voice 通过课堂复习，大量操练达到熟练掌握的目的,The Passive voice,动词被动语态: be + 过去分词 主动语态变为被动语态的方法 : 1 . 主动句中的宾语变成被动句的主语 . 2 . 主动句中的谓语动词变成被动句的 be + 过去分词 . 3 . 主动句中的主语变成被动句 by 的宾语 , 放在谓语动词后面 . 如果不强调动作执行者时 , by 短语可省略 . Many people speak English . English is spoken by many people .,被动语态的各种时态变化 : 一般现在时 am , is , are + 过去分词 Children often sing the song . The song is often sung by children . 一般过去时 was , were + 过去分词 A PLA man saved him . He was saved by a PLA man . 一般将来时 will be , shall be + 过去分词 They will take her to the hospital . She will be taken to the hospital . 情态动词 + be +过去分词 We must clean the classroom every day . The classroom must be cleaned every day .,am/is/are +done,was/were+done,Shallwill be + done,情态动词+be+ done,Change the following sentences into the Passive voice : 1 . People speak English all over the world . English is spoken all over the world by people . 2 . I borrowed this book from the library last week . This book was borrowed from the library last week . 3 . He will study English well . English will be studied well by him . 4 We must take care of the books in the library . The books must be taken care of in the library .,1 .She washes her hands before lunch . Her hands are washed before lunch . 2 . The policemen caught three thieves last night . Three thieves were caught by the policemen last night . 3 . The nurse will take care of the children . The children will be taken care of by the nurse . 4 . You may find this kind of trees everywhere . This kind of trees may be found everywhere .,主动语态变成被动语态时要注意以下几点 : 1 . 含有双宾语的主动句变成被动句时 , 可以将其中一个宾语变为主语 , 另一个不动 . 一般把间接宾语变为主语 . 如 : Mary gave me a pen . I was given a pen by Mary . 如果把直接宾语变为主语 , 则在间接宾语前加 “ to for” 如 : A pen was given to me by Mary .,2 . 如果主动句中的谓语是短语动词 , 变为被动句时 , 短语动词的介词或副词不可以丢掉 . 如 : They took good care of the boys . The boys were taken good care of . 3 . 在 “ let , make , see , hear , notice , watch , feel ” 等动词后面做宾语补足语的动词不定式不带 “ to ” , 但改成被动句时应加上 “ to ” . 如 : The doctor made me stay in bed for three days . I was made to stay in bed for three days by the doctor .,1 . He tells us a story every evening . We are told a story by him every evening . A story is told to us by him every evening . 2. He bought me a new bike yesterday. I was bought a new bike yesterday. A new bike was bought for me yesterday. 3 He will look after his sister. His sister will be looked after by him. 4 . He has looked for the lost key . The lost key has been looked for by him . 5. The boss made him do the heavy work. He was made to do the homework (by the boss). 6. We often hear him play the guitar. He is often heard to play the guitar,1. Large numbers of plastic bags _ (use) in the supermarkets every day.,2. Our country _(send) up another man-made satellite last year?,3. Must the old people _ (speak) to politely?,4. Her grandma was still alive when he _ (take) to the hospital.,5. English _(speak) in many counties.,are used,send,be spoken,was taken,is spoken,886,would be+ done,have/has been+ done,had been+ done,was/were being + done,am/is/are being+ done,A traffic accident _(happen) just now.,happened,2. 连系动词（Link.v.) 如：be, look, seem, feel, sound, smell, taste, get, turn, become,Peking Opera _ (sound) beautiful.,sounds,3. 当此动词表示事物的自然属性的时候:,The pen _ (write) very fast.,writes,This kind of sweater _ (sell) well.,sells,1. 不及物动词（vi.) 如:happen, take place, appear, dissapear, ,不用被动语态的动词：,6. Three quarters of the worlds books _ (write) in English.,8. This kind of sweat