讲课用-现在完成时的被动语态(1)-2PPT课件.ppt

Grammar,The Present Perfect Passive Voice,现在完成时的被动语态,Step 1 Revision,This song_often_ (sing) by children. These books_ often_(borrow) by girls. The sports meeting _(hold) in our city last year. This work_ easily _(can/ do). Many buildings _(build) in my hometown in the future.,is sung,are borrowed,will be built,was held,can be done,Look at the way your face Look at the way your hair Look at the way your shoes Youd better do them again.,Look at the way the flowers Look at the way the grass Look at the way the paths I hope that youll come here again.,has been washed,has been combed,have been cleaned,have been planted,has been cut,have been swept,Step 2 Leading in,The Present Perfect Passive Voice （现在完成时的被动语态） 现在完成时的被动语态表示动作发生在过去，到现在已经完成 ，但对现在仍有影响。

Structure： （构成）,现在完成时 主动语态 have/has done 被动语态 have/has been done,Open you books turn to page 18. read the text and pick out how many sentences that use The Present Perfect Passive Voice .,Step 3 Discovering,1. Over time I have been changed quite a lot . 2. First as a PC and then as a laptop, I have been used in offices and homes since the 1970s. 3 I never forget anything I have been told. 4. Since the 1970s many new applications have been found for me. 5. I have also been put into robots and used to make mobile phones as well as help with medical operations. 6. I have even been put into space rockets and sent to explore the Moon and Mars.,What characteristics do they have in common ?,have been used,have been changed,have been told,have been found,have been put,have been put,Characteristics： （特征）,1.主语是行为动作的承受者。

2.说话时已经完成的动作或出现的结果 3.动作或状态始于过去，持续到现在，并可能持续下去Exercise 1: Change the sentences into the present perfect passive voice,Step 4 Exercises,1.Workers have built the house since two years ago.,The house,has been built,by workers,since two years ago.,2. We have received many letters since last week.,Many letters have been received since last week.,Group 1 The buildings, destroy, earthquake,The buildings have been destroyed in the earthquake.,Exercise 2: Making up sentences using present perfect passive voice:,Group 2 machine,replace,computer,The machine has been replaced by the computer .,Group 3 new bridge, build , in our city,A new bridge has been built in our city,Lots of beautiful flowers and trees _(plant),have been planted.,Exercise 3 Fill in the blanks using present perfect passive voice:,have been put on,1.Many flowers_(put on)the bike.,2.The camera (use) to take photos,has been used,“I MISS YOU” _(write)on the notebook.,The apple (eat) by Sunny.,been written,has,has been eaten,Look at the sentences there is one mistake in each sentence ,pick it out and correct it. 1.Such a man has been hardly believed. Such a man has hardly been believed. 2.The computer was used every day since we bought it . The computer has been used every day since we bought it. 3.Great changes have been taken place in China since 1978. Great changes have taken place in China since 1978. 4.The patients have been taken good care. The patients have been taken good care of. 5. A personal computer has been bought for five years. A personal computer has been had for five years.,副词置于have/has和been中间。

完成或持续,不及物动词或词组无被动语态,短语动词不可分割或省略其中的介词或副词,瞬间动词的转变,Conclusion 1.副词的位置 often, usually, always, never, hardly, seldom等 副词置于have/has和been中间 2.完成时的使用 完成或持续 3.无被动语态的动词 并不是所有动词都有被动语态;happen, take place, break out ，belong to,cost, last等不及物动词或词组无被动语态 4.介词的保留 短语动词不可分割或省略其中的介词或副词：take care of ,laugh at ,put up . 5.瞬间动词的转变 buy (have) ,borrow (keep),高考链接:,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 where to go for the on-salary holiday _yet. A. are not decided B. have not been decided C. is not being decided D. has not been decided 3. All the preparations for the task_, and were ready to start. A. completed B. complete C. had been completed D. have been completed,B,D.,D.,4.More than twelve students in that school _ abroad to study medicine last year. (2012上海) sent B. were sent C. had sent D. has been sent 5. I like these English songs and they _ many times on the radio.(2013安徽) A.taught B. have taught C. are teaching D. have been taught 6.More patients _ in hospital this year than last year.(2010江苏) A.treated B.have treated C.had been treated D.have been treated,B.,D,D,7.When you get the paper back, pay attention to what _.(2013四川) have marked have been marked had marked had been marked,B,Writing : Saying Thanks to ,Some useful expressions: I have been helped by I have been taught I have been taken care of,Please write a short composition about saying thanks to somebody by using the Present Perfect Passive Voice as much as possible.,Step 1 Revision,This song by children These books by girls. 1 一般现在时(simple present tense )的被动语态： S(主语）+am/is /are + done (过去分词) The sports meeting in our city last year. 2一般过去时(simple past tense) 的被动语态： S + was/were + done (过去分词),is often sung,are often borrowed,was held,复习各时态（t。