現(xiàn)在完成時被動語態(tài).ppt
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,,1helphelpedhelped,V原形過去式過去分詞,2changechangedchanged,3studystudiedstudied,4planplannedplannedbegbeggedbeggedstopstoppedstopped5givegavegiven,動詞的過去式和過去分詞規(guī)則:1+ede+dyi+ed重讀閉音節(jié),末尾只有一個輔音字母,雙寫輔音字母+ed動詞的過去式和過去分不規(guī)則,,復(fù)習(xí):寫出下列動詞的過去式和過去分詞helpchangestudyplanbegstopgive,,ThissongbychildrenThesebooksbygirls.1一般現(xiàn)在時(simplepresenttense)的被動語態(tài):S(主語)+am/is/are+done(過去分詞)Thesportsmeetinginourcitylastyear.2一般過去時(simplepasttense)的被動語態(tài):S+was/were+done(過去分詞),isoftensung,areoftenborrowed,washeld,復(fù)習(xí)各時態(tài)(tense)的被動語態(tài)(passivevoice):,,Thisworkeasily.3情態(tài)動詞(Modalverb)的被動語態(tài):S+can/may/must/should+be+doneManybuildingsinmyhometown.4一般將來時(futuretense)的被動語態(tài):,S+willbe+done,willbebuilt,復(fù)習(xí)各時態(tài)(tense)的被動語態(tài)(passivevoice):,canbe,done,,現(xiàn)在完成時(presentperfecttense)的被動語態(tài):S+have/has+been+done(過去分詞)1OvertimeIhavebeenchangedquitealot.2FirstasaPCandthenasalaptopIhavebeenusedinofficesandhomessincethe1970s.3…IneverforgetanythingIhavebeentold!4Sincethe1970smanynewapplicationshavebeenfoundforme.5Ihavealsobeenputintorobotsandusedtomakemobilephones…6IhaveevenbeenputintospacerocketsandsenttoexploretheMOonandMars.,Discoveringusefulstructuresfromthepassageonp18:,,現(xiàn)在完成時的被動語態(tài):thepresentperfectpassivevoiceS+have/hasbeen+done(過去分詞),現(xiàn)在完成時的被動語態(tài)表達(dá)以下兩個概念:1.說話時已經(jīng)完成的動作或出現(xiàn)的結(jié)果。2.主語是行為動作的承受者,在使用現(xiàn)在完成時的被動語態(tài)時要注意以下兩點:過去分詞前有兩個助動詞have/has和been。2.必須表示被動。Ihavebeentoldaboutitmanytimes.Thebridgehasjustbeenbuilt.,1.現(xiàn)在完成時被動語態(tài)肯定句句型:主語+have/hasbeen+過去分詞Hermotorbikehasbeenstolen.2.現(xiàn)在完成時被動語態(tài)否定句句型:主語+have/has+not+been+過去分詞Thetaskhasnotbeenfinishedyet.Manyskilledworkershavenotbeentrainedinthecompany.,Thepresentperfectpassivevoice(肯定句、否定句:,3.現(xiàn)在完成時被動語態(tài)一般疑問句句型:Have/Has+主語+been+過去分詞...?Hasanewcomputerbeenbought?HavetheybeensentabroadtostudyEnglish?4.現(xiàn)在完成時被動語態(tài)特殊疑問句句型:疑問詞+have/has+主語+been+過去分詞...?Wherehasthecarbeenrepaired?Whohavebeenhelpedbythenewcomputer?Howmanybuildingshavebeenbuiltinthisschool?,Thepresentperfectpassivevoice(疑問句):,Workershavebuiltthehousesincetwoyearsago.,sincetwoyearsago.,Exercise1:Changethesentencesintothepresentperfectpassivevoice,動作的執(zhí)行者,動作的承受者,謂語動詞,,,,,Thehouse,hasbeenbuilt,,,,byworkers,1Wehavereceivedmanyletterssincelastweek.,Manylettershavebeenreceivedsincelastweek.,Changethesentencesintothepresentperfectpassivevoice,,2Myfriendhasboughtanewpersonalcomputer.Anewpersonalcomputerhasbeenboughtbymyfriends3Theshophasrepairedmycomputerveryquickly.Mycomputerhasbeenrepairedbytheshopveryquickly.,,,Changethesentencesintothepresentperfectpassivevoice,Thebuildings,destroy,earthquake,Thebuildingshavebeendestroyedintheearthquake;,,Exercise2:Makingupsentencesusingpresentperfectpassivevoice:,,,machine,replace,,computer,1Themachinehasbeenreplacedbythecomputer.,Makingupsentencesusingpresentperfectpassivevoice:,,newbridge,build,inourcity,2Anewbridgehasbeenbuiltinourcity,,manytrees,plant,alongtheroad,3Manytreeshavebeenplantedalongtheroad,,4Mycomputer,justattack,anunknownvirus.5theproblem,not,solve,we,yet6thecomputers,giveaway,to,alocalschool,thecompany,Mycomputerhasjustbeenattackedbyanunknownvirus.,Theproblemhasnotbeensolvedbyusyet.,Thecomputershavebeengivenawaytoalocalschoolbythecompany,7Akindofintelligentrobot,develop,thescientists,Akindofintelligentrobothasbeendevelopedbythescientists,Makeupthesentencesusingthepresentperfectpassivevoice.,PuttheChineseintoEnglishtocompletethesentences.1.Howmanyworkers_____________(已派遣)tobuildtherailway?2.—WhydoesMarylooksounhappy?—She_________________(被嘲笑)byherclassmates.,havebeensent,hasbeenlaughedat,Exercise3:,3.Itissaidthatthehouse___________________(闖進(jìn)了)bytwothieves.4.Thetwopens______________________(未被拿走)byhim.5.Where____thetelevision______________(已經(jīng)修理了)?6.ThepriceofacolorTVset_____________________(降價了)again.7.What__________________(已被譯成)intomanyforeignlanguages?,havenotbeentakenaway,has,been,repaired,brokeninto,hasbeen,has,beenbroughtdown,hasbeentranslated,,1.Thefloorinourclassroom_____________(mop)everyday2Manyaccidents____________(cause)bycarelessdriving.3.I____________(ask)tocleanmyroomonMonday.4We____________(take)tothathospitalbyataxi.5Anewcoat___________(buy)formebymymotherlastweek.6.Chinasfirsttelevisionstation__________(setup)bytheworkersin1958,completethesentencesusingwordsgivenwithcorrectforms.,ismopped,arecaused,amasked,weretaken,wasbought,wassetup,7He____________________(recognize)assoonashearrivesatthiscity8Allthoseoldbuildings______________________(knockdown)tomorrow.9Anewvillagefortheathletesandallthestadiums__________________________(totheeastofLondon.10.Doyouknowthethief__________________(catch)bythepolice?,hasbeencaught,willbeknockeddown,willberecognized,willbebuilt,completethesentencesusingwordsgivenwithcorrectforms.,,11Allthepreparationsfortheproject___________________(complete),Andwe’rereadytostart.12Howmanytimes_____________________(you,tell)nottoplaywithfire?-I’msorry.I’llneverdothatagain.13Thehomework__________________(must,handin)tomorrow.14Theflowers____________________(should,water)onceaweek.,haveyoubeentold,havebeencompleted,completethesentencesusingwordsgivenwithcorrectforms.,mustbehandedin,shouldbewatered,,1現(xiàn)在完成時的被動語態(tài)S+have/hasbeen+done(過去分詞)2一般現(xiàn)在時的被動語態(tài):S+am/is/are+done(過去分詞)3一般過去時的被動語態(tài):S+was/were+done(過去分詞)4情態(tài)動詞的被動語態(tài):S+can/may/must/should+be+done5一般將來時的被動語態(tài)S+willbe+done,總結(jié),,Homwork:第12期,,,,,,,,,,,- 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