8BUnit1现在完成时的时间副词市公开课一等奖省赛课微课金奖课件

现在完成时时间副词1/26★一、since短语或从句表示过去动作延续至今，since之后时间为一点。

Mr.Smithhasworkedheresince1984.1984年以来，史密斯先生一直在这工作。He’slearnedabout5,000Englishwordssincehewenttocollege.他上大学以来大约学了五千个英语单词。2/26二、★for短语表示动作延续多长时间，for宾语为时间段。

Wehaveknowneachotherfortwentyyears.我们认识有二十年了。Ihaven’tseenherforalongtime.

我很久没有见到她了。3/26三、★just,recently是完成时时间状语，justnow有amomentago之意，是普通过去时时间状语。Thetrainhasjustarrived.火车刚到。DidyouseeJoanjustnow?你刚才看到琼了吗？Haveyouheardfromyourfamilylately/recently?你最近收到家人来信了吗？4/26四、★ever和never也是现在完成时常见时间状语。前者意思是“曾经”，多见于疑问句或否定句中；后者意思是“从来没有”，表示全部否定。“Haveyoueverseenthefilm?”“No.Ihaveneverseenit.”“你曾经看过这部影片吗？”“没有，从来没看过。”Nobodyinourclasshaseverbeenthere.我们班没有些人去过那。5/26五、★already和yet常见于现在完成时中，有“已经”之意。前者普通用在必定句中，后者用在疑问句中。yet在否定句中有“还”之意。“Hasthebusleftyet”?“Yes.Ithasalreadyleft.”(“No.Ithasn’tleftyet.)“汽车开走了吗？”“是，已经开走了。”“不，还没有开走。”6/26六、★“already”用于现在完成时必定句中,“yet”用于现在完成时否定句和疑问句中.用“already”“yet”填空。

Hehas()visitedmany

placesinChina.

注意"already"在句中两种位置.

Thetrainhasn‘tarrived（）.火车（到现在）还没有到。Hasshearrived（）?

她已经到了吗？Hasn‘thecome（）?她还没来吗？alreadyyet

yet

yet7/26MakingsentencesMr.Wuasksthestudentstocompletethesentencesbelowusingthepresentperfecttense.Helpthemcompletethesentences.They___________(go)tothecinemaalready.MrAndMrs.Li_________________(notcome)backyet.John___________(be)totheUSAafewtimes.We_______________(notsee)thatfilmyetI_______________(nottalk)tomycousinsincelastFriday.You_________________(notvisit)meforalongtime.havegonehavenotcomehasbeenhavenotseenhavenottalkedhavenotvisited8/26现在完成时和普通过去时区分Haveyouseenthefilm?Yes,I_____itlastweekend.现在完成时强调是现在普通过去式强调是过去，常和表示过去时间连用。saw9/26现在完成时和普通过去时He____________(work)inourschoolforoneyear.He______(come)toourschoollastyear/in.They_______________(cook)thesupperalready.They___________(cook)thesupperhalfanhourago.hasworkedcamehavecookedcooked10/26当在必定陈说句中含有already或just时，在转换成否定句或疑问句时，要把句中already或just去掉，在句末加上yet.Ihaven’tseenthefilmyet.●

Ihavedonemyhomeworkalready.Ihaven’tdonemyhomeworkyet.●

Motherhasjust

cleanedthehouse.Motherhasn’tcleanedthehouseyet.●

Ihaveseenthefilmalready.11/26()1.Ihavefinishedmyhomework____.Haveyoufinishedyourhomework____?A.yet,yetB.yet,alreadyC.already,yetD.already,already单项选择:12/26()2.Ihaven’tseenKate____4months.A.AlreadyB.sinceC.forD.yet()3.Hehas____seenthefilmHarryPotter.Soheknowsnothingaboutit.A.alreadyB.everC.neverD.yet

13/26()4.Shehasbeenillinbed____twodaysago.A.sinceB.inC.duringD.for()5.—Haveyouseenhim____?—No,Ihaven’t.A.alreadyB.neverC.everD.recently14/26()6.Ihave____watchedawonderfulfilm.It’sreallyinteresting.A.yetB.justC.justnowD.never15/26()7.Mike____thebookshop.Ihavetowaitforhim.A.wenttoB.wasinC.hasbeentoD.hasgoneto16/26()8.—Oh,MrsKing,yourdresslooksverynice.Isitnew?—No,I___itsincetwoyearsago.A.hadB.boughtC.havehadD.havebought17/26()9.—

___you__aticketforthefootballmatch?

—

Notyet.A.Is,boughtB.Are,boughtC.Has,boughtD.Have,bought18/26()10.—Whatanicedog!Howlonghaveyouhadit?—__twoyears.A.ForB.SinceC.InD.Before()11.Greatchanges____inChinasince1978.A.washappenedB.havehappenedC.havebeenhappened

D.happened19/26()12.Tom______alotoffriendssincehecametoChinalastyear.A.madeB.makesC.ismakingD.hasmade()13.“TheWorldWithoutThieves”isaverymovingfilm.I___ittwicealready.A.willseeB.sawC.seeD.haveseen20/26()14.They___sincethefactoryopened.A.haveworkedthereB.haveworkedhereC.workedthereD.workedhere()15.—Lucy,__you___yourticket?—Notyet.A.did,findB.have,foundC.has,foundD.do,find21/26()16.—WhatareyougoingtodothisSaturday?—I____yet.A.haven’tdecidedB.won’tdecideC.amnotdecidedD.didn’tdecide22/261.He______________(notfinish)thehomeworkyet.Hewilltrytofinishitquickly.2.Myfamily________(live)inNanjingsince1996.3._____you______(know)himsincethen?Morepracticehasn’tfinishedhaslivedHavekno