过去完成时讲解、全解

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1、Pastperfecttense（过去完成时）1.cleanedtheblackboard2.closedthewindow——————∣—————∣—————→∣——→nowhadcleanedtheblackboardclosedthewindowShehadcleanedtheblackboardbeforesheclosedthewindow.Aftershehadcleanedtheblackboard,sheclosedthewindow.drankwaterhadrunoutofbrea

2、th1.ranoutofbreath2.drankwaterHehadrunoutofbreathbeforehedrankwater.Afterhehadrunoutofbreath,hedrankwater.——————∣—————∣—————→∣——→now1.ateanapple2.slept——————∣—————∣—————→∣——→nowhadeatenanapplesleptShehadeatenanapplebeforesheslept.Aftershehadeatenanapple

3、,sheslept.2.playedpingpong1.didhishomework——————∣—————∣—————→∣——→nowplayedpingponghaddonehishomeworkHehaddonehishomeworkbeforeheplayedpingpong.Afterhehaddonehishomework,heplayedPingpong.Discussion:ThestructureofthePastperfecttense:（结构）2.Thedefinitionoft

4、hePastperfecttense:（定义）主语+had+动词的过去分词(p.p.)定义：过去完成时：强调过去某一个动作发生在另一个动作前常常用过去完成时态。1.在老师进入教室前,李磊擦了黑板.LiLei______________(clean)theblackboardbeforetheteachercameintotheclassroom.hadcleaned2.当我们到那儿时火车已经离开了。Thetrain__________(leave)whenwearrivedthere.hadleftW

5、euseittotalkaboutanactionthathappenedbeforeanotheractioninthepast.构成：DotheexerciseMillieranbacktoschoolbecauseshehadlefthermagazineintheclassroom.Whathappenedfirst?a.Millieranbacktoschool.b.Millielefthermagazineintheclassroom.Simonleftschoollatebecauset

6、hefootballgamehadstartedlate.Whathappenedfirst?a.Simonleftschoollate.b.Thefootballgamestartedlate.Whathappenedfirst?Danielarrivedoutofbreath–hehadgonetothewrongcinema.a.Danielarrivedoutofbreath.b.Danielwenttothewrongcinema.Whathappenedfirst?Amyhadlosthe

7、rpurseandhadtogotothepolicestation.a.Amylostherpurse.b.Amywenttothepolicestation.FinishPartA3Today,Iwatched‘RomanHoliday’withmyfriends.Kittywasthefirstonetoarriveatthecinema.WhenMillieandI_______(arrive),Kitty___________(buy)theticketsalready.SimonandDa

8、nielcamenext.BeforeSimonandDaniel_______(come),MillieandI___________(go)togetsomedrinks.ThenallfiveofuswaitedforAmyoutsidethecinema.BeforeAmy_________(arrive),we___________(finish)ourdrinks.Whenwe_______(enter)thecinema,thefilm__