Unit 3 The Internet Discovering Useful Structures 现在完成时被动语态（ppt课件）-2024新人教版（2019）《高中英语》必修第二册.pptx

1、Unit 3 Discovering Useful StructuresThe present perfect passive voice现在完成时现在完成时的的被动语态被动语态 1_ n.博客vi.写博客_ v.写博客_ n.博客作者；博主2_ n.引擎；发动机；火车头_ n.工程师_ n.工程；工程学3._ vt.按，压；敦促_ n.压力；困扰力下；承受压力4_ adj.方便的；近便的_ n.方便；便利_ adv.方便地；便利地5_ vt.鼓舞；激励；启发思考_ d adj.借助灵感创作的，受到启示/鼓舞的_ adj.激励的，启发灵感的；吸引人的_ n.激励，鼓舞；启示，灵感6_ n.通道

2、；(使用、査阅、接近或面见的)机会vt.进入；使用；获取_ adj.可到达的；可接近的；可进入的7_ n.电池_ n(pl.)电池8_ vt.确认；使确信_ n证实；确认_ adj.成习惯的；根深蒂固的blogbloggingbloggerengineengineerengineeringpresspressureconvenientconvenienceconvenientlyinspireinspiredinspiringinspirationaccessaccessiblebatterybatteriesconfirmconfirmationconfirmedLook at the wa

3、y your face has been washedLook at the way your teeth have been brushedLook at the way your shoes have been cleaned Youd better do them again.Look at the way the flowers have been plantedLook at the way the grass has been cutLook at the way the paths have been sweptI hope that youll come here again.

4、Appreciate a poemPresent perfect passive voice (have/has been done)1.以上句子中所使用的时态和语态以上句子中所使用的时态和语态是是 。2.现在完成时的被动语态的构成现在完成时的被动语态的构成为：为：。现在完成时的被动语态现在完成时的被动语态have/has been过去分词过去分词An enemy has been slained.一名敌人被击杀。一名敌人被击杀。An ally has been slained.我方队友被击杀。我方队友被击杀。You have been slained.你被击杀了。你被击杀了。观察例句，归纳用

5、法观察例句，归纳用法How do we form the present perfect passive voice?Fill in the blank.have/has been+v-ed主动语态变被动语态的原则主动语态变被动语态的原则“三变三变”原句原句主语主语 by的的宾语宾语宾语宾语 主语主语 谓语谓语由主动由主动 被动被动“三不变三不变”原句原句意思意思不变不变 原句原句时态时态不变不变 原句原句主谓宾以外主谓宾以外成分不变成分不变Talk about something that has been done现在完成时现在完成时activepassiveThe students ha

6、ve cleaned the classroom.The classroom has been cleaned.You neednt clean it now.present(now)futurepast表示说话时已经完成的被动性的动作或结果，主语是动作的承受者。表示说话时已经完成的被动性的动作或结果，主语是动作的承受者。含义含义：表示过去发生的动作现在已经：表示过去发生的动作现在已经完成完成或仍将持续或仍将持续,强调强调对现在的影响。表示对现在的影响。表示站在站在“现在现在”的的时间角度回顾一个时间角度回顾一个“过去过去”的事件。的事件。现在现在完成完成时时现在完成时现在完成时activep

7、assiveThe students have cleaned the classroom.The classroom has been cleaned.You neednt clean it now.The students have cleaned the classroom.The classroom has been cleaned.You neednt clean it now.现在完成时现在完成时activepassive表示说话时已经完成的被动性的动作或结果，表示说话时已经完成的被动性的动作或结果，主语是动作的承受者。主语是动作的承受者。现在完成时的被动语态现在完成时的被动语态表

8、示说话时已经完成的被动性的动作或结果表示说话时已经完成的被动性的动作或结果,主语是动作的发出者。主语是动作的发出者。How do we form the present perfect passive voice?Fill in the blank.have/has been+v-ed主动语态变被动语态的原则主动语态变被动语态的原则“三变三变”原句原句主语主语 by的的宾语宾语宾语宾语 主语主语 谓语谓语由主动由主动 被动被动“三不变三不变”原句原句意思意思不变不变 原句原句时态时态不变不变 原句原句主谓宾以外主谓宾以外成分不变成分不变Talk about something that has

9、 been done例例2：Have they been sent to help others?他们已经被派去帮助其他人了吗他们已经被派去帮助其他人了吗?例例3：Who has been invited?谁受到了邀请？谁受到了邀请？2 构成构成陈述句陈述句 主语主语+has/have been（not）+过去分词过去分词+.例例1：Her cell phone has been sold.她的手机已经被盗了。她的手机已经被盗了。一般疑问句一般疑问句 Has/have+主语主语+been+过去分词过去分词+.?特殊疑问句特殊疑问句 特殊疑问词特殊疑问词+have/has+been+过去分词过去

10、分词+.?注意事项注意事项由由finish,buy,start,begin,post,return,borrow,marry,open等词构成的现在完成时的被动语态等词构成的现在完成时的被动语态,不能与不能与表示段时间的状语，如表示段时间的状语，如for four days,how long等连用，等连用，而要改换动词或者是时态。而要改换动词或者是时态。判断正误判断正误:*How long has this book been bought?()*How long ago was this book bought?()短语动词不能分割，而且不能省略短语动词中的介短语动词不能分割，而且不能省略短

11、语动词中的介词或副词。词或副词。判断正误判断正误:*The patient has been taken good care.()*The patient has been taken good care of.()XVXV并不是所有的动词都有被动语态。如并不是所有的动词都有被动语态。如happen,occur,take place,break out,belong to,cost,last 等不及物动词等不及物动词或词组，就没有被动语态。或词组，就没有被动语态。判断正误判断正误:*Some of the best conversations have ever happened around

12、 the dinner table.()*Some of the best conversations happened around the dinner table.()双宾语动词变被动语态可将其中的一个宾语变为主双宾语动词变被动语态可将其中的一个宾语变为主语语,另一个保留不动。另一个保留不动。主动主动:I have given him the key.被动被动:He has been given the key.被动被动:The key has been given to him.V X现在完成时的被动语态的句式：现在完成时的被动语态的句式：The research has been d

13、one successfully.现在完成时被动语态的肯定式现在完成时被动语态的肯定式：have/has been done The research has not been done successfully.现在完成时被动语态的否定式现在完成时被动语态的否定式：have/has not been doneHas the research been done successfully?现在完成时被动语态的一般疑问句：把现在完成时被动语态的一般疑问句：把have/has提到主语的前面提到主语的前面 What has been done successfully?现在完成时被动语态的特殊疑问句

14、：特殊疑问词现在完成时被动语态的特殊疑问句：特殊疑问词+have/has been done1.现在完成时的被动语态、现在进行时的被动语态及一般过去时的被动语态的区别现在完成时的被动语态、现在进行时的被动语态及一般过去时的被动语态的区别The machine has been repaired.（说明动作发生在过去，对现在有影响，“现在修好了”）The machine is being repaired now.（说明动作正在进行）The machine was repaired yesterday.（只说明动作发生在过去）2.非延续性动词，如非延续性动词，如borrow,finish,beg

15、in,start,buy,marry,open,join等构成的现在完成等构成的现在完成时的被动语态不能与表示一段时间的状语连用。若要表达相应的意思，则要改换动词或时的被动语态不能与表示一段时间的状语连用。若要表达相应的意思，则要改换动词或时态。时态。例：工程已开始三个月了。The project has been started for three months.（F）The project has been on for three months.（T）常与现在完成时连用的时间状语有：常与现在完成时连用的时间状语有：already 已经 yet 已经recently/lately 最近 s

16、ince then 从那时起ever since 自那以来 ever 曾经so far 迄今为止 by now 到现在为止for a long time 很长一段时间in recent years 在最近几年里in/during/over the past/last years 在过去的几年里The buildings (destroy)by the earthquake already.have been destroyedSeven Harry Porter books (write)by J.K.Rowling so far.have been written用法用法1:被动动作发生在过

17、去被动动作发生在过去,已经完成已经完成,对现在造成影响对现在造成影响 或产生结果。或产生结果。(already,yet,so far,by now)现在完成时的被动语态的用法现在完成时的被动语态的用法A new bridge (build)since two weeks ago.has been builtPaper money (use)for over 50 years.has been used用法用法2:被动动作发生在过去被动动作发生在过去,持续到现在持续到现在,并有可能继续并有可能继续 持续下去。持续下去。(for+一段时间一段时间;since)1.The building has

18、set up for several years.2.The windows have been broke.3.A terrible thing has been happened to her.4.Jim has caught by the police.been brokenbeen Present perfect passive voice改错：即学即练1.现在完成时的被动语态中现在完成时的被动语态中been 一定不能忘记。一定不能忘记。2.注意注意break,catch,teach等动词的过去式和过去等动词的过去式和过去分词分词 的的不规则变化形式不规则变化形式。3.不及物动词不及物

19、动词（短语动词）没有被动语态，如：（短语动词）没有被动语态，如：happen,take place,die,appear,break out,belong to等。等。Present perfect passive voice总结 常与现在完成时连用的时间状语常与现在完成时连用的时间状语already 已经已经(肯定句肯定句)yet 已经（否定句或者疑问句）已经（否定句或者疑问句）recently/lately 最近最近 since then 从那时起从那时起ever since 自那以来自那以来 ever 曾经曾经so far 迄今为止迄今为止 for a long time 很长一段时间很

20、长一段时间by now 到现在为止到现在为止 in recent years 在最近几年里在最近几年里in/during/over the past/last years在过去的几年里在过去的几年里 一般过去时一般过去时的被动语态表示一个被动的动作的被动语态表示一个被动的动作发生在过去发生在过去；现在完成时现在完成时的被动语态表示被动的动作或状态的被动语态表示被动的动作或状态发生在过发生在过去去，但，但一直持续到现在或者强调过去的动作对现在有影响一直持续到现在或者强调过去的动作对现在有影响。Present perfect passive voice总结现在现在完成完成时的时的被动被动语态语态含

21、义含义结构结构表示过去发生的被动动作现在已经完表示过去发生的被动动作现在已经完 成或仍将持续成或仍将持续,强调对现在的影响强调对现在的影响have/has been done形式形式肯定式肯定式否定式否定式疑问式疑问式have/has been donehave/has not been doneHave/Has+主语+been done?特殊疑问词+have/has+主语+been done?用法用法表示已经完成的被动动作表示已经完成的被动动作表示开始于过去并可能持续下去的被动动作表示开始于过去并可能持续下去的被动动作在时间状从在时间状从,条件状从中条件状从中,表示还未发生的被动动作表示还未

22、发生的被动动作注意注意事项事项区分区分have/has been done/be being done/be done不及物动词或词组无被动不及物动词或词组无被动现在完成时被动语态的解题步骤主语与动词构成被动关系。主语与动词构成被动关系。说话时已完成的动作或出现的结果。说话时已完成的动作或出现的结果。1.圈主圈主：动词的逻辑宾语用作句子的主语；：动词的逻辑宾语用作句子的主语；2.找时找时：找与现在完成相对应的时间状语；：找与现在完成相对应的时间状语；3.定谓定谓：确定谓语动词形式：确定谓语动词形式。1.Read the pairs of sentences.Underline and comp

23、are the different verb forms.Jans life has been greatly improved by the Internet.The Internet has greatly improved Jans life.Much has been written about the wonders of the World Wide Web.People have written much about the wonders of the World Wide Web.Verb formActive _Passive _have/has+v-ed have/has

24、 been+v-ed3.Complete the sentences according to the text:Much _(write)about the wonders of the World Wide Web.Peoples lives _(change)by online communities and social networks.Many people _(help)by the club.Jans life _(improve)greatly by the Internet.How do we form the resent perfect passive voice?Fi

25、ll in the blank.have been changedhave been helpedhas been improvedhas been written Verb formActivehave/has 十 v-edPassivehave/has+been+v-ed4.Change the sentences into the present perfect passive voice.EXAMPLE:Theyve built a kind of new PC with more functions.A kind of new PC has been built with more

26、functions.1.I have downloaded the software to help my phone battery last longer.The software has been downloaded to help my phone battery last longer.2.Someone has lost an identity card.An identity card has been lost.3.Have you confirmed the Wi-Fi password?Has the Wi-Fi password been confirmed?4.Hav

27、e you pressed the button yet to copy the file?Has the button been pressed yet to copy the file?5.Has anyone made a comment about the online database?Has a/any comment been made about the online database?WritingThink of your own situation and write a similar poem.Look at the way your face has been wa

28、shedLook at the way your teeth have been brushedLook at the way your shoes have been cleanedYoud better do them again Look at the way the flowers have been plantedLook at the way the grass has been cutLook at the way the paths have been sweptI hope that youll come here againYour poem？1My grandpas qu

29、ality of life _(improve)dramatically since the operation.2The operation _(perform)many times in this hospital.3Paper money_(use)for over a thousand years.has been improvedhas been performedI.用括号内动词的正确形式填空。has been used4Many a building _(destroy)completely by fire in the past few years.5Many suggesti

30、ons from all over the world _(give)to me so far.6Three of his novels _(adapt)for television since 2020.7Large amounts of water _(pollute)in the past five years.have been adaptedhave been polluted have been givenhas been destroyed1.A new international airport _ in the city next year.A.completes B.is

31、completed C.will complete D.will be completed2.Today,many winter Olympic sports _ even by children.A.enjoyed B.enjoy C.were enjoyed D.are enjoyed3.The work _ in two days.A.finish B.is finished C.will be finished D.was finished4.Some people _ to check out the bridge before the opening,Jerry was one o

32、f them.A.is invited B.are invited C.were invited D.were invitingExercises5.-Do you need any help?-No,thanks.We _ a lot of support since last year.A.have offered B.have been offered C.were offered D.were offering6.He told them that kites _ in China more than 2000 years ago.A.invent B.invented C.are i

33、nvented D.were invented7.It is said that one Greater Bay Area university _ in Guangdong in the future.A.will be built B.build C.will built D.is built句型转换1.My friend has bought a new smartphone made in China._by my friend.2.Since you have finished your work,you can have a rest now.Since your work _,y

34、ou can have a rest now.3.An unknown virus has just attacked my computer._ by an unknown virus.4.To their joy,they have solved the difficult problem all by themselves.To their joy,the difficult problem _all by them.A new smartphone made in China has been boughthas been finishedMy computer has just be

35、en attackedhas been solved5.They have translated the book into more than twenty languages._ into more than twenty languages.6.We have not found a way to deal with the situation yet._ to deal with the situation yet.7.The boss has appointed Tom manager of the engineering department to take the place o

36、f George._of the engineering department by the boss to take the place of George.8.The team has developed a kind of intelligent robot._ by the team.Tom has been appointed managerA way has not been foundA kind of intelligent robot has been developedThe book has been translatedOur art festival _(hold)n

37、ext month.Recently,many English plays _(try)and we finally choose a short English play.Since then,we _(practice)these days._(know)that you have much experience in English plays,we hope you can give us some advice on it._(tell)the effective way to practice and perform,we still need your further guida

38、nce.We _(practice)at the school hall this Thursday afternoon.We _(appreciate)it very much if you could give us some suggestions.will be heldhave been triedhave been practicingKnowingHaving been toldare going to practicewould appreciatePresent perfect passive voice巩固提高Homework你校将举办英语演讲比赛，以Be smart online users 为题写一篇发言稿参赛，内容包括：1.分析优势与不足；2.提出使用互联网的建议。Be smart online learners Online learning has become an important way to study recently._