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Leadin,Xianggang________(return)toChinain1997.,returned,Aomen________toChinain1999.,returned,Xianggang____________toChinabeforeAomencamebacktoChina.,hadreturned,Pastperfecttense（過去完成時）:表示在過去某一時間或動作之前已經(jīng)發(fā)生或完成了的動作，即“過去的過去”,BasicForm:(基本形式),haddone（had用于各種人稱）,Negativeform:(否定形式),hadnotdone,,hadn’tdone,Passivevoice:（被動語態(tài)）,hadbeendone,Point1:過去完成時主要用來表示在過去之前發(fā)生的事或做的動作，通常與一般過去時連用。,Theusageofpastperfecttense,,Present,,Past,,(Monday),buysomeflowers,cleanthehouse,I__________thehousebeforeI______someflowersonFriday.,hadcleaned,bought,(Friday),ThefollowingiswhatIdidlastweek.,MoreexamplesofthePastperfecttense,1.Whenwegottothestation,thetrain_____________.(leave)2.BeforeTonywenttowork,he____________(finish)readingthenovel.,hadleftc,hadfinished,Point2:我們可以用過去完成時來提到一個在說話時已經(jīng)發(fā)生的動作。（常在間接引語中使用）,Katesaid,“Ifinishedreadingthecomicbook.”,,,,,Present,Past,,Katefinishedreadingthecomicbook.,Katesaidthatshehadfinishedreadingthecomicbook.,,Katesaidthatshehadfinishedreadingthecomicbook.,Moreexamplesofthepastperfecttenseusedinreportedspeech,1.Jimmysaid,“IwenttoAsiatwoweeksago.”JimmysaidthathehadgonetoAsiatwoweeksbefore.2.“Didyoustayuplatelastnight?”Mr.Benasked.Mr.BenaskedwhetherIhadstayeduplatethenightbefore.,,,,,,happenbefore,,IhaddonemyhomeworkthismorningbeforeIwenttothemuseum.,Point3:過去完成時還可表示，在過去的兩個動作/事件當(dāng)中，其中一個先于另一個發(fā)生。但是兩個過去的動作/事件相隔時間不久。,1.Tomwentswimmingafterhe__________(reach)homefromwork.2.Mary__________(leave)thehotelwhenwegotthere.,hadreached,hadleftc,Moreexamplesofthispoint,Point4:常用于過去完成時的時間狀語,when,after,before,assoonas,until,since,by,forandalready.,Moreexamplesofthispoint,1.Hehadalreadybuilthisownlabbythetimehewasten.,2.Wehadlearnedfourthousandnewwordsbytheendoflastyear.,3.HehadstudiedEnglishforfiveyearsbeforehecamehere.,_________,_________,_________,Point5：過去完成時常用于下列句型中：,e.g.:Theyaskedmetohaveadrinkwiththem.IsaidthatitwasatleasttenyearssinceI______agooddrink.他們邀請我和他們喝酒，我說，我已經(jīng)至少十年沒有好好喝過了。A.hadenjoyedB.wasenjoyingC.enjoyedD.hadbeenenjoying,A,1.Itwas＋時間＋since＋主語＋過去完成時,Theotherusageofpastperfecttense,2.Itwasthefirst/second/…time(that)+主語+過去完成時,e.g.:Itwasthesecondtimethathehadbeenthewinner.,______gotintotheroom，______thetelephonerang.他一到家，電話就響了。Hehardlyhad；thenB.Hardlyhadhe；whenC.Hehadnot；thatD.Nothadhe；when,解析：正確答案為B。當(dāng)否定詞hardly，scarcely，nosooner放在句首時，主謂要倒裝。,3.Hardly…when…Nosooner…than…(一……就……),Point6:表示過去未曾實現(xiàn)的愿望、打算或意圖，用過去完成時。常用動詞有：hope，think，expect，intend，mean，suppose，want等。e.g.:Theyhadwantedtohelpbutcouldntgethereintime.他們本來是要來幫忙的，但未能及時趕到。,,G1PKG2,Competition,,Practice,1.Tomwasdisappointedthatmostoftheguests__whenhe__attheparty.A.left;hadarrivedB.left;arrivedC.hadleft;hadarrivedD.hadleft;arrived,2.We______fourthousandnewwordsbytheendoflastyear.A.hadlearnedB.havelearnedC.learnedD.willhavelearned,3.WhenMarkopenedthedoor,hesawawomanstandingthere.He____herbefore.neversawB.hadneverseenC.neverseesD.hasneverseen,4.Ican’tseeanycoffeeinthiscupboard._____?A.HasitallbeenfinishedB.WasitallfinishedC.HasitallfinishedD.Diditallfinished,5.______mysisterthreetimestodaybutherlinewasalwaysbusy.A.I’dphonedB.I’vebeenphoningC.I’vephonedD.Iwasphoning,6.----Thewindowisdirty.-----Iknow.It________forweeks.(NMET2004全國卷I)A.hasn’tcleanedB.didn’tcleanC.wasn’tcleanedD.hasn’tbeencleaned,7.Thefirstuseofatomicweaponswasin1945,andtheirpower____increasedenormouslyeversince.A.isB.wasC.hasbeenD.hadbeen,8.Morepatients___inhospitalthisyearthanlastyear.A.TreatedB.havetreatedC.hadbeentreatedD.havebeentreated,9.They___ontheprogramforalmostoneweekbeforeIjoinedthem,andnowwe___onitasnogoodresultshavecomeoutsofar.A.hadbeenworking;arestillworkingB.hadworked;werestillworkingC.havebeenworking;haveworkedD.haveworked;arestillworking,10.ThepenI______I______isonmydesk，rightundermynose.think;lostthought;hadlostC.think;hadlostD.thought;havelost,