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Leadin,Xianggang_(return)toChinain1997.,returned,Aomen_toChinain1999.,returned,Xianggang_toChinabeforeAomencamebacktoChina.,hadreturned,Pastperfecttense（过去完成时）:表示在过去某一时间或动作之前已经发生或完成了的动作，即“过去的过去”,BasicForm:(基本形式),haddone（had用于各种人称）,Negativeform:(否定形式),hadnotdone,hadntdone,Passivevoice:（被动语态）,hadbeendone,Point1:过去完成时主要用来表示在过去之前发生的事或做的动作，通常与一般过去时连用。,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:我们可以用过去完成时来提到一个在说话时已经发生的动作。（常在间接引语中使用）,Katesaid,“Ifinishedreadingthecomicbook.”,Present,Past,Katefinishedreadingthecomicbook.,Katesaidthatshehadfinishedreadingthecomicbook.,Katesaidthatshehadfinishedreadingthecomicbook.,Moreexamplesofthepastperfecttenseusedinreportedspeech,1.Jimmysaid,“IwenttoAsiatwoweeksago.”JimmysaidthathehadgonetoAsiatwoweeksbefore.2.“Didyoustayuplatelastnight?”Mr.Benasked.Mr.BenaskedwhetherIhadstayeduplatethenightbefore.,happenbefore,IhaddonemyhomeworkthismorningbeforeIwenttothemuseum.,Point3:过去完成时还可表示，在过去的两个动作/事件当中，其中一个先于另一个发生。但是两个过去的动作/事件相隔时间不久。,1.Tomwentswimmingafterhe_(reach)homefromwork.2.Mary_(leave)thehotelwhenwegotthere.,hadreached,hadleftc,Moreexamplesofthispoint,Point4:常用于过去完成时的时间状语,when,after,before,assoonas,until,since,by,forandalready.,Moreexamplesofthispoint,1.Hehadalreadybuilthisownlabbythetimehewasten.,2.Wehadlearnedfourthousandnewwordsbytheendoflastyear.,3.HehadstudiedEnglishforfiveyearsbeforehecamehere.,_,_,_,Point5：过去完成时常用于下列句型中：,e.g.:Theyaskedmetohaveadrinkwiththem.IsaidthatitwasatleasttenyearssinceI_agooddrink.他们邀请我和他们喝酒，我说，我已经至少十年没有好好喝过了。A.hadenjoyedB.wasenjoyingC.enjoyedD.hadbeenenjoying,A,1.Itwas时间since主语过去完成时,Theotherusageofpastperfecttense,2.Itwasthefirst/second/time(that)+主语+过去完成时,e.g.:Itwasthesecondtimethathehadbeenthewinner.,_gotintotheroom，_thetelephonerang.他一到家，电话就响了。Hehardlyhad；thenB.Hardlyhadhe；whenC.Hehadnot；thatD.Nothadhe；when,解析：正确答案为B。当否定词hardly，scarcely，nosooner放在句首时，主谓要倒装。,3.HardlywhenNosoonerthan(一就),Point6:表示过去未曾实现的愿望、打算或意图，用过去完成时。常用动词有：hope，think，expect，intend，mean，suppose，want等。e.g.:Theyhadwantedtohelpbutcouldntgethereintime.他们本来是要来帮忙的，但未能及时赶到。,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.Icantseeanycoffeeinthiscupboard._?A.HasitallbeenfinishedB.WasitallfinishedC.HasitallfinishedD.Diditallfinished,5._mysisterthreetimestodaybutherlinewasalwaysbusy.A.IdphonedB.IvebeenphoningC.IvephonedD.Iwasphoning,6.-Thewindowisdirty.-Iknow.It_forweeks.(NMET2004全国卷I)A.hasntcleanedB.didntcleanC.wasntcleanedD.hasntbeencleaned,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,
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