基本時(shí)態(tài)構(gòu)成時(shí)態(tài)語(yǔ)態(tài)主動(dòng)被動(dòng)1一般現(xiàn)在時(shí)V/do/doesIs/am/aredone2現(xiàn)在進(jìn)行時(shí)BedoingIs/am/arebeingdone3現(xiàn)在完成時(shí)Have/hasdoneHave/hasbeendone4一般過(guò)去時(shí)VedWas/weredone5過(guò)去完成時(shí)HaddoneHadbeendone6過(guò)去進(jìn)行時(shí)Was/weredoingWas/werebeingdone7一般將來(lái)時(shí)Will/shalldoWill/shallbedone基本時(shí)態(tài)構(gòu)成時(shí)態(tài)語(yǔ)態(tài)主動(dòng)被動(dòng)1一般現(xiàn)在時(shí)V/do/doesI1ThePastPerfectTense過(guò)去完成時(shí)態(tài)ThePastPerfectTense過(guò)去完成21.現(xiàn)在完成時(shí)態(tài)表示過(guò)去發(fā)生的動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果

Ourteacherhasleft.WehavestudiedEnglish.Ihavealreadyfinishedthehomework.Hehashadhislunch.Hehasbecomeadoctor.have/has+過(guò)去分詞1.現(xiàn)在完成時(shí)態(tài)表示過(guò)去發(fā)生的動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果ha32.某個(gè)動(dòng)作從過(guò)去已經(jīng)開始,一直持續(xù)到現(xiàn)在,還有可能持續(xù)到將來(lái).動(dòng)作的持續(xù)性要通過(guò)一段時(shí)間來(lái)表示.一段時(shí)間的表達(dá)方法有兩種:for:+一段時(shí)間forayearfortwoweeksforthreeyearsSince過(guò)去的某一時(shí)刻,sinceninesincelastweek

一般過(guò)去時(shí)態(tài)的時(shí)間狀語(yǔ)從句

sinceyoucamesinceyougothome.注意:for和since所引導(dǎo)的時(shí)間狀語(yǔ)都表示一段時(shí)間.Hehasbeenawaysincelastweek.Hehasbeenawayforoneweek.對(duì)劃線部分提問(wèn)都用Howlong2.某個(gè)動(dòng)作從過(guò)去已經(jīng)開始,一直持續(xù)到現(xiàn)在,還有可能持續(xù)到將4現(xiàn)在完成時(shí)：助動(dòng)詞have/has+過(guò)去分詞過(guò)去完成時(shí)：助動(dòng)詞had+過(guò)去分詞

構(gòu)成？現(xiàn)在完成時(shí)：助動(dòng)詞have/has+過(guò)去分詞過(guò)去完成5

我認(rèn)識(shí)他三年了。

Ihaveknownhimfor threeyears.

IhadknownhimwhenI wasastudent.我當(dāng)學(xué)生時(shí)，就已經(jīng)認(rèn)識(shí)他了。hadknown

haveknown

was 我認(rèn)識(shí)他三年了。 Ihaveknownhimfo6

我已經(jīng)做完作業(yè)了。

表示在說(shuō)話時(shí)已經(jīng)做完。Ihavefinishedmyhome-work. 我已經(jīng)做完作業(yè)了。 表示在說(shuō)話時(shí)已經(jīng)做完。Ihave7

在六點(diǎn)以前，我就已經(jīng)完 成作業(yè)了。Bysixo’clock,Ihadfinishedmyhomework.

表示在過(guò)去的某一段時(shí)間（sixo’clock以前）已經(jīng)做完作業(yè)，與現(xiàn)在無(wú)關(guān)。 在六點(diǎn)以前，我就已經(jīng)完 成作業(yè)了。Bysixo’cl8

他們已經(jīng)吃過(guò)早飯了。

在他們到旅館之前他們已 經(jīng)吃過(guò)早飯了。Theyhavealreadyhadbreakfast.Theyhadalreadyhadbreakfastbeforetheyarrivedatthehotel. 他們已經(jīng)吃過(guò)早飯了。 在他們到旅館之前他們已 經(jīng)吃過(guò)9

我從未看過(guò)如此令人興奮 的比賽

他說(shuō)他從未看過(guò)如此令人 興奮的比賽。Ihaveneverseensuchanexcitingmatchbefore!Hesaidthathehadneverseensuchanexcitingmatchbefore! 我從未看過(guò)如此令人興奮 的比賽 他說(shuō)他從未看過(guò)如此令人10過(guò)去完成時(shí)與現(xiàn)在完成時(shí)二者用法基本相同，但現(xiàn)在完成時(shí)以現(xiàn)在時(shí)間為基點(diǎn)，過(guò)去完成時(shí)則以過(guò)去的時(shí)間為基點(diǎn)，與現(xiàn)在無(wú)關(guān)，即過(guò)去的過(guò)去。過(guò)去完成時(shí)常用于賓語(yǔ)從句中;

Summary過(guò)去完成時(shí)與現(xiàn)在完成時(shí)二者用法基本相同，但現(xiàn)在完成時(shí)以現(xiàn)在時(shí)11結(jié)構(gòu)：助動(dòng)詞had+p.p.(過(guò)去分詞)用法：表示過(guò)去某一時(shí)間和動(dòng)作之前已經(jīng)發(fā)生或完成了的動(dòng)作或一直持續(xù)的動(dòng)作(過(guò)去的過(guò)去)。

Bytheendoflastterm,wehadlearned600Englishwords.Hesaidhehadfinishedhishomework.Thefilmhadalreadybegunwhenwegottothecinema.IhadstudiedEnglishbeforeIcamehere.WhenIcametoGZ,hehadbeenthereforalongtime.結(jié)構(gòu)：助動(dòng)詞had+p.p.(過(guò)去分詞)用法：表示過(guò)去12過(guò)去完成時(shí)態(tài)的標(biāo)志：和by+過(guò)去時(shí)間點(diǎn)連用,如：

bythetime,bythen,bylastyear,bytheendoflastyear/month…,byfiveo’clockyesterdayevening…Bytheendoflastterm,they____________(learn)10Englishwords.2.和before+過(guò)去時(shí)間點(diǎn)連用We____________(arrive)thestationbeforeteno’clock.hadarrived3.常用于賓語(yǔ)從句中Shesaidthatshe______________(write)threee-mails.hadwritten過(guò)去完成時(shí)態(tài)的標(biāo)志：和by+過(guò)去時(shí)間點(diǎn)連用,如：134.和when,before,after,assoonas,until/till等引導(dǎo)的狀語(yǔ)從句連用或用于從句中

Theairplane_______already_______(leave)whenIgottotheairport.5.根據(jù)上下文判斷

IwenttoLiHong’shouse,buthe____________(go)out.hadlefthadgoneLastnight,assoonasI_______________

(finish)mywork,Iwenttosleep.hadfinished4.和when,before,after,asso14Fillineachblankwiththeproperverbform:Hesaidthathe___________(write)thatletter.Beforehearrived,thetrain__________(leave).Bythen,they____________(work)foreighthours.Whenshegottothecinema,thefilm____already____(be)onfor15minutes.Marytoldmeshe___________(meet)mymotherbefore.Bysixo’clockyesterdayevening,I____________(finish)myhomework.IwenttoLiHong’shouse,buthe____________(go)out.We__________(arrive)atthestationbeforetwoo’clock.hadwrittenhadlefthadworkedhadbeenhadmethadfinishedhadgonehadarrivedFillineachblankwiththepr151.Afterhe______________(finish)hiswork,hewentout.finished2.Annietoldmethathisfather____________(go)toParisandhe____________(come)backinafewdays.hadgonewouldcome3.Myfriend__________(buy)thecartwoyearsago.He_____________(have)itfortwoyears.boughthashadFillineachblankwiththeproperverbform:4.Beforetheyarrivedhere,thefilm_________already___________(start).hadstarted1.Afterhe______________(fi16Fillineachblankwiththeproperverbform:A:________you___________(finish)yourhomework?B:Yes,Ihave.A:Whathadyoudonebeforeyoufinishedyourhomework?B:I_____________(watch)TV.A:What______you_______(do)now?B:I_____________(write)alettertomyfriendTom.A:_____youoften________(write)tohim?B:Yes.Andheoften________(write)tome.I_______(get)aletterfromhimyesterday.SoI____________(answer)hisletternow.A:When________you________(post)it?B:I_________(post)itassoonasI________(finish)writing.HavefinishedhadwatchedaredoingamwritingDowritewriteswillpostgotamansweringwillpostfinishFillineachblankwiththepr171.過(guò)去完成時(shí)態(tài)的肯定式，否定式，疑問(wèn)式和簡(jiǎn)短回答：Ihadhadmybreakfastbeforesixo’clockthismorning.Ihadn’thadmyhomeworkbeforesixo’clockthismorning

Hadyouhadyourbreakfastbeforesixo’clockthis…?Yes,Ihad.No,Ihadn’t.Shehadleftwhengotthere.Shehadn’tleftwhenIgotthere.Hadsheleftwhenyou