Unit3TheInternetDiscoveringUsefulStructures现在完成时的被动语态课件高中英语人教版

ThePresentPerfectPassiveVoice现在完成时的被动语态NewwordsbatteryWi-FiNewwordsbuttonfileNewwordsThey’vebuiltakindofnewPCwithmorefunctions.functionasNewwordsHaveyouconfirmedtheWi-Fipassword?confirmsbinsthNewwordsHaveyoupressedthebuttonyettocopythefile?pressuren.Let’splay1. Beforeuse,the_________mustbecharged.2. Wehavedevelopedanewtypeofsoftwarewithmany_________(function).3. Icalledtheairport__________(confirm)myflightreservationaweekbeforeIleftforBeijing.4. Inrecentyears，stresshasbeenregardedasacauseofawholerangeofmedicalproblems，fromhighblood__________(press)tomentalillness.［2016·上海卷］5. Iselecteda_________(文件)and_________(按)thedeletekey.batteryfunctionstoconfirmpressurefilepressedThePresentPerfectPassiveVoice现在完成时的被动语态review被动语态的基本结构be+done(动词过去分词)

Mr.Heisgreatlyrespectedbyallofus.I.一般现在时的被动语态主语+am/is/are+done(过去分词)主动语态即主语为动作的执行者；被动语态即主语为动作的承受者。The2016OlympicGameswillbeheldinBrazil.III.一般将来时的被动语态主语+willbe+done(过去分词)Theplanwassuccessfullycarriedout.II.一般过去时的被动语态主语+was/were+done(过去分词)reviewVerbform现在完成时与现在完成时的被动语态Activehave/has+donePassive____________________have/hasbeen+done过去的动作或状态持续到现在，或对现在造成的影响They’vebuiltakindofnewPCwithmorefunctions.AkindofnewPChasbeenbuiltwithmorefunctions.现在完成时的被动语态通常有以下两种情况：1、表示过去开始的被动动作一直持续到现在。常与之连用的时间状语有：for+一段时间，since+时间状语（从句），thesedays,sofar,uptonow等。eg.HisChinesehasbeenimprovedalotsincehecametoChina.2、表示某被动动作对现在造成的影响或结果，常与already,yet,just,ever,never,recently等连用。eg.Mybikehasalreadybeenrepaired.机器已经修好了。(说明动作发生在过去，对现在有影响，修好了。)现在完成时的被动语态的谓语构成形式：肯定式：have/has+been+done(动词的过去分词)Twowindowshavebeenbroken．否定式：_____________________+done(动词的过去分词)Theyhaven’tbeentoldaboutityet.一般疑问句形式：______________________+done(动词的过去分词)─Hasherworkbeenfinished？─Yes，ithas．have/has+not+beenHave/Has+主语+been特殊疑问句形式：疑问词+have/has+been+done(动词的过去分词)Howmanynewwordshavebeenlearnedbythestudents？并不是所有动词都有被动语态

happen,takeplace,breakout,belongto,cost,last等不及物动词或词组无被动语态(不及物动词的动作没有对象)。

[误]GreatchangeshavebeentakenplaceinChinasince1978.[正]GreatchangeshavetakenplaceinChinasince1978.Workers

havebuilt

thehouse.练习1:把下列主动句变成现在完成时被动语态动作的执行者动作的承受者谓语动词Thehousehas

beenbuiltbyworkers.练习1:把下列主动句变成现在完成时被动语态1．Papermoney＿＿＿＿foroverathousandyears．A．used

B．hasbeenused

C．hasused

D．isusing从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。2．Greatchanges＿＿＿＿inmyhometownandalotoffactories＿＿＿.A．havebeentakenplace；arebeingsetupB．havetakenplace；havebeensetupC．aretakenplace；hadbeensetupD．hadtakenplace；willbesetup3．Thefire＿＿＿＿tothefifthfloor．＿＿＿＿allthepeople＿＿＿＿？A．hasgot；Have；beensavedB．hasbeengot；Have；savedC．hasgot；Do；saveD．hasgot；Have；saved4．—Wewanttositatthetablenearthewindow．—I’msorry，butit＿＿＿＿already．A．hastaken

B．took

C．wastaken

D．hasbeentakenanewbridge,build,inourcityAnewbridgehasbeenbuiltinourcity.

练习3：:

用现在完成时被动语态造句:Manybuildings,destroy,earthquakeManybuildingshavebeendestroyedintheearthquake.练习3：:

用现在完成时被动语态造句:1一般现在时的被动语态： 主语+am/is/are+done(过去