現(xiàn)在完成時(shí)的被動(dòng)語態(tài)

1、The Present Perfect Passive Voice Are you familiar with these computers? Can you call them?A wrist-worn PC A wrist-worn PC has been invented has been invented recently.recently.A pen-like computer A pen-like computer has has already already been developed. been developed.The new campus of TianTai Hi

2、gh schoolThe new campus of TianTai High schoolhas has alreadyalready been built been built . .The houses The houses have been destroyed have been destroyed by the storm.by the storm.Lots of beautiful flowers and trees Lots of beautiful flowers and trees have have been planted been planted . .A new b

3、ridge A new bridge has been completed has been completed . .1.As the year have gone by, I 1.As the year have gone by, I have been made have been made smaller and smaller.smaller and smaller.2. A wrist-worn PC 2. A wrist-worn PC has been inventedhas been invented recently. recently.3. Many new buildi

4、ngs 3. Many new buildings have been builthave been built in TianTai in TianTai since 1990.since 1990.4. A new library4. A new library hashas already already been builtbeen built in TianTai in TianTai High school.High school.5.The houses 5.The houses have been destroyedhave been destroyed by the stor

5、m. by the storm.6.Several soldiers6.Several soldiers havehave already already been killedbeen killed in the in the conflict.conflict. Do the underlined parts have something in common?Discovering:1構(gòu)成：構(gòu)成： 主動(dòng)語態(tài)主動(dòng)語態(tài) 被動(dòng)語態(tài)被動(dòng)語態(tài)現(xiàn)在完成時(shí)現(xiàn)在完成時(shí) have/has doneHe has been sent to study the new technology in the comp

6、any.The dirty clothes have not been washed.Have the windows been cleaned?How many shopping centers have been built in this city?The Present Perfect Passive Voice （現(xiàn)在完成時(shí)的被動(dòng)語態(tài)）現(xiàn)在完成時(shí)的被動(dòng)語態(tài)）have/has been doneLearning the structure:2. 只有及物動(dòng)詞才有被動(dòng)語態(tài)，只有及物動(dòng)詞才有被動(dòng)語態(tài)，不及物動(dòng)詞不及物動(dòng)詞（詞組）沒有被動(dòng)語態(tài)（詞組）沒有被動(dòng)語態(tài), 如如:happen, ta

7、ke place, die, appear, disappear, fail, remain, lie, last, sit ,stand, break out, come true, belong to等如：等如：What has happened to your brother?3但許多不及物動(dòng)詞加介詞或副詞構(gòu)成的短語但許多不及物動(dòng)詞加介詞或副詞構(gòu)成的短語動(dòng)詞，相當(dāng)于及物動(dòng)詞，相當(dāng)于及物 動(dòng)詞，也可以有被動(dòng)語態(tài)。動(dòng)詞，也可以有被動(dòng)語態(tài)。但短語動(dòng)詞是一個(gè)不可分割的整體，變?yōu)楸粍?dòng)但短語動(dòng)詞是一個(gè)不可分割的整體，變?yōu)楸粍?dòng)語態(tài)時(shí)，語態(tài)時(shí)，不可丟掉構(gòu)成短語的介詞或副詞不可丟掉構(gòu)成短語的介詞或副詞。如

8、：。如：eg 1) The child has been taken good care of byGrandma Wang all these years.A notice has been put up on the wall.Example: I have read this book many times. This book has been read many times .1. We have completed all the preparations for the task, and were ready to start.2. This company has produ

9、ced new types of computers.3. They have interviewed several teachers for the job.4. George has sent some texts and pictures to his friends cellphone.5. They have developed some programmes for the human resource department of their company.1 . Change the following sentences into the Present Perfect P

10、assive Voice.Practice :2 . Change the following sentences into the Present Perfect Passive Voice. Put the verbs into correct form. Recently we have bought a new personal computer. We have used the computer every day since we bought it. We have just joined our computer to the Internet. However, we ha

11、ve found many problems with it. So we have decided to ask a professional man to fix it. Soon he has fixed the computer. He has built a PC way we wanted . How excited we are! These days we have written a lot of E-mails on the computer. We have decided to write a report about the positive and the nega

12、tive effects of using computers. -Whats happening in the new area? -New houses_ recently over there. are built B. built C. have built D. have been built2. This is a photo of the power station that_ in my hometown . A. has set up B. has been set up C. was set up D. is set up 3. There is a police car

13、in front of our neighbors house. What do you suppose _? A. did happen B. has happened C. is happen D. has been happenedDBBExercises : Choose the best answers 5. Every possible means _ to prevent the air pollution, but the sky is still not clear. is used B. are used C. has been used D. have been used

14、6. No permission _ for anyone to enter the Building. has been given B. has given C.has to give D. has been giving7. The police found that the house _ and a lot of things _. has broken into; has been stolen had broken into; had been stolen has been broken into; stolenA. had been broken into; stolenCA

15、D8. All the preparations for the project _,And were ready to start. completed B. had been completed C. complete D. have been completed9. Great changes _ in the city , and a lot of factories _. have been taken place ; have been set upB. have taken place; have been set upC. have taken place; have set

16、upD. were taken place; were set up10.The book _ under the bench for two days. has put B has been lying C. has been put D. has been laidDBBWhat has been decidedWhat has been decidedExample: S1: It has been decided that those who S1: It has been decided that those who do not do heir homework will be a

17、sked to return do not do heir homework will be asked to return to school on Saturday. to school on Saturday. S2:It has been decided that those who keep the S2:It has been decided that those who keep the classroom tidy should be allowed to go home classroom tidy should be allowed to go home early eve

18、ryday.early everyday.S3:It has been decided S4:S3:It has been decided S4:Get into groups of four. Your task is to decide what has been decided for the class .Take turns to make the ideas as interesting or as lively as you can.Collect the ones you all like best and be prepared to tell them to the class.Play a game:1. -How long _ at this job? - Since 1990. A. were you employed B. have you been employed C. had you been employed D. will you be employed 2.When and wh