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1、现在完成时的被动语态,原句再现：Over time I have been changed a lot.I have been used in offices and homes since the 1970s.Since the 1970s many new applications have been found for me.I have also been put into robots and used to make mobile phones.I have even been put into space rockets and sent to explore the Moon
2、and Mars.,We have made twenty more keys,Twenty more keys have been made by us.,现在完成时被动语态的肯定式：S+have/has+been+done,We have not repaired the car by now.,The car has not been repaired by now.,现在完成时被动语态的否定式：S+have/has not+been+done,Practice,He has finished his work.(变被动语态,再变成疑问句。),His work has been fini
3、shed.,Has his work been finished?,现在完成时被动语态的一般疑问式：Have/Has+S+been+done,注意1.,现在完成时态的被动语态有 两个助动词_/_ _，缺一不可。,have has,been,注意2.常与现在完成被动语态连用的时间副词 already,yet,just,ever,never,before,lately,recently，these days,so far,up to now,in the last/past few years/days,e.g.I have already been introduced to Mr.Smith.
4、The novels have been translated into many foreign languages so far.Many more buildings have been built in the past few years.,注意3.现在完成时的被动语态也可和表示某一段时间状语连用,表示某被动动作一直延续至今，for+段时间,since引导的状语/状从,正 How long has they been married?误 How long have they got married?,Practice,1.When and where to go for the on
5、-salary holiday _ yet.A.are not decided B.have not been decided C.is not being decided D.has not been decided,2._ the sports meet might be put off.Yes,it all depends on the weather.A.Ive been told B.Ive told C.Im told D.I told,3.All the preparations for the task _ and were ready to start.A.completed
6、 B.complete C.had been completed D.have been completed,4.Some new oilfields _ since 1976.A.were opened up B.has opened up C.have been opened up D.had been opened up,6.A lot of money _ to protect the old temple.A.have been spent B.has spent C.have spent D.has been spent 7.The Great Wall_many times in
7、 history.A.is rebuilt B.has been rebuilt C.will be rebuilt D.rebuilt8.-How many times _ not to play with fire?-Im sorry.Ill never do that again.A.have you been told B.had you told C.are you told D.do you tell,9.More visitors _ to Beijing since the repair project _.A.have brought;was completed B.have
8、 been brought;was completed C.have been brought;completed D.have brought;completed 10.-Will you attend the meeting this afternoon?-But I _ anything about that so far.A.hadnt told B.wasnt told C.havent been told D.wont tell,11.More patients _ in the hospital this year than last year.A.have been treated B.have treatedC.had been treated D.treated,
