Unit12LifeisfulloftheunexpectedSectionAGrammar4c课件人教版九年级英语全册

Lifeisfulloftheunexpected.Unit12SectionAGrammarFocus-4cAims1TolearntounderstandtheuseofPastperfecttense.2Tobeabletowritesentencesusingbythetimeorbefore.3TounderstandthedifferencesbetweenthePresentandPastperfecttense.RevisionMaryhadaterriblemorningyesterday.hadgottenintheshowergotupnowWhenIgotup,mybrotherhadalreadygottenintheshower.RevisionMaryhadaterriblemorningyesterday.hadleftgotoutsidenowWhenIgotoutside,thebusshadalreadyleft.RevisionMaryhadaterriblemorningyesterday.hadleftmykeysathomegottoschoolnowBythetimeIgottoschool,IrealizedIhad

leftmykeysathome.RevisionMaryhadaterriblemorningyesterday.She________.Whenshe________,herbrother_________________intheshower.Bythetimeshe___________,thebus______________.Soshehadto_____________.Oh,dear.Whenshe____________,sherealizedshe_______________________________.oversleptgotuphadalreadygottengotoutsidehadalreadyleftrunallthewaygottoschoolhadleftherbackpackathomeGrammar过去完成时Grammar过去完成时构

成had+动词的过去分词概

念表示在过去的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。时

间表示动作发生在过去的过去Grammar过去完成时一般与before,after,when，bythetime,till/until等引导的时间从句连用，从句用一般过去时。例如：1.她到家之前她的孩子已经睡着了。

Whenshegothomeherchildren____________(sleep).

2.在他们到达之前电影已经开始了。

Beforetheyarrivedherethefilm______already_______(start).

3.她出去之前公共汽车就已经离开了。

Bythetimeshegotoutside,thebus__________________.hadslepthadstartedhadalreadyleftGrammar在told,said,knew,heard,thought等动词引导的宾语从句中，一般用过去完成时。例如：1.他说他以前见过你。Hesaidthathe____________(see)youbefore.2.Tom说他借了这本书两周了。Tomsaidhe_________thebookfor2weeks.3.他告诉我说他们队已经赢了。Hetoldmethathisteam_______already_______(win).4.她说她仍没去过长城。Shesaidthatshe_______________(beto)theGreatWallyet.hadseenhadkepthadwonhadn’tbeentoExerciseMakesentencesusingbythetimeorbefore.BythetimeMarygotup,Timhadalreadygoneintothebathroom.BythetimeIgottoschool,theteacherhadcollectedthemathhomework.BythetimeIarrivedatthecinema,themoviehadstarted.BythetimeIgothomefrommylanguagecourse,mymotherhadfinishedmakingtheapplepie.Exercise1.BythetimeIarrivedattheparty,everyoneelse_______already_________.2.Whenheputthenoodlesintoabowl,herealizedhe_____________toaddthegreenbeans.3.Bythetimemymothercamebackfromthemarket,I____already__________ofthedoortogotomypianolesson.4.Beforeshegottotheairport,she_____________abouttheearthquake.5.Whenshe__________themovietheater,sherememberedshehadforgottentofeedherdog.6.Beforeshegotachancetosaygoodbye,he____________thebuilding.Fillintheblankswiththecorrectformsofthewordsinthebox.rushoutforgetarriveatgointoshowupfindouthadshownuphadforgottenrushedouthadfoundoutarrivedathadgoneintohadExerciseBythetimeIleftforschoolinthemorning,_____________________________________.Bytheendoftheschoolday,________________________________.Bydinnertime,I_____________________.Writetwotruestatementsandonefalsestatementaboutyourdayyesterday.Thenaskyourclassmatestoguessthefalsestatement.IsawmyteachercleantheclassroomImissedmyschoolmatessomuchateafishRevisionMaryhadaterriblemorningyesterday.She________.Whenshe________,herbrother_________________intheshower.Bythetimeshe___________,thebus______________.Soshehadto_____________.Oh,dear.Whenshe____________,sherealizedshe_______________________________.oversleptgotuphadalreadygottengotoutsidehadalreadyleftrunallthewaygottoschoolhadleftherbackpackathomeExerciseMakesentencesusingbythetimeorbefore.BythetimeMarygotup,Timhadalreadygoneintothebathroom.BythetimeIgottoschool,theteacherhadcollectedthemathhomework.BythetimeIarrivedatthecinema,themoviehadstarted.BythetimeIgothomefrommylanguagecourse,mymotherhadfinishedmakingtheapplepie.Summary词

汇showup

，bytheendof

,finishdoing句

型1）BythetimeIgotbacktoschool,thebellhadrung.2）BeforeIgottothebusstop,thebushadalreadyleft.had+动词的过去分词过去的过去