初二英語c07Experiences 學(xué)案VIP

初二下學(xué)期第七講ExperiencesI.現(xiàn)在完成時(shí)一、現(xiàn)在完成時(shí)構(gòu)成1.肯定句:S(主語)+have/has+P.P.(過去分詞)2.否定句:S(主語)+have/has+not+P.P.(過去分詞)3.疑問句－Have/Has+S(主語)+P.P.(過去分詞)?－Yes,S+have/has.No,S+haven’t/hasn’t.—特殊疑問詞+have/hasdone…?二、現(xiàn)在完成時(shí)的意義1.Ihavealreadyfinishedmyhomework.表示過去發(fā)生或已經(jīng)完成的某一動(dòng)作對(duì)現(xiàn)在產(chǎn)生的影響或結(jié)果，常用時(shí)間狀語：already、never、ever、just、yet2.IhavelearntEnglishfor5years.表示過去已經(jīng)開始，持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài)，常用時(shí)間狀語：today、thesedays、fortwoyears、inthepast/lastfewyears、since1984、sincehecamehere3.IhavewatchedthefilmAvatar3times.表示經(jīng)歷經(jīng)驗(yàn)，常用時(shí)間狀語：once,twice,…timesExercise:Fillintheblanks:1.A：I____always____(want)totryscubadiving(潛水).B：Really?Notme.I____always____(be)afraidofdeepwater.2.A：I____(notdo)anythingfunlately.B：Meneither.I____(nothave)anytime.3.A：I____(notsee)thenewSpider-Manmovie.Ireallywanttoseeit.B:Weshouldgo!Allmyfriends____(see)it,andtheylovedit.4.A:IwanttogotoEurope.I____never____(be)toParis.B:Meneither.Mycousinlivesthere.He____(invite)meseveraltimes,butI____(nothave)enoughmoneytogo.參考答案：have;wanted;have;beenhaven’tdone;don’thavehaven’tseen;haveseenhave;been;hasinvited;don’thaveII.現(xiàn)在完成時(shí)與一般過去時(shí)區(qū)別1.一般過去時(shí)表示過去某時(shí)發(fā)生的動(dòng)作或單純敘述過去的事情，強(qiáng)調(diào)動(dòng)作；現(xiàn)在完成時(shí)為過去發(fā)生的，強(qiáng)調(diào)過去的事情對(duì)現(xiàn)在的影響，強(qiáng)調(diào)的是影響。IhavejustbeentoLondon.Iwenttherelastmonth.2.一般過去時(shí)常與具體的時(shí)間狀語連用，而現(xiàn)在完成時(shí)通常與模糊的時(shí)間狀語連用，或無時(shí)間狀語。yesterday,…ago,in1980,inOctober,lastweekrecently，just,inthepastfewyears,before,already,lately,for,since,sofar,ever,never,yet,uptonow3.現(xiàn)在完成時(shí)可表示持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài)，動(dòng)詞一般是延續(xù)性的，如：live,teach,learn,work,study,know一般過去時(shí)常用的非持續(xù)性動(dòng)詞有：come,go,leave,start,die,finish,become,getmarried等。Exercise:Choosethebestanswers:1.—He____todrawhorsesalready.—When____helearnit?—Lastyear.

A.learned…h(huán)as B.learned…didC.haslearned…h(huán)asD.haslearned…did2.Tom_____upintothetree.Look,he____highupthere!

A.hasgot…is B.hasclimbed…wasC.got…was D.climbed…is3.—____you_____thetextyet?—Yes,we____ittwohoursago.

A.Did…copy…did B.Have…copied…h(huán)aveC.Have…copied…didD.Did…copy…h(huán)ad參考答案：1.D2.A3.CIII.Ablog:themostexcitingexperienceReadtheblogsandanswerthequestions:FlyingabovetherainforestLastsummer,IwentontheSkyTrekintherainforestinCostaRica.I’mafraidofheights,soIalmostdidn’tgo.Fortunately,thereweresomegreatguides,andtheyreallyhelpedme.Amazingly,itwasn’treallyscary.ItwasthemostexcitingexperienceI’veeverhad!Ididn’tseeaquetzalbird,unfortunately,somaybeI’llgoback.LeonardI’minAthens!Asfortheislandofbeenallaroundtheworld,andIthinkthatitisthemostbeautifulplaceIhaveeverbeen.Theseaissocrystalclearthatyoucanseeyourshadowinwater10metersdeep.Thebeachesareincredible(難以置信的),andtherearetheseamazinglittletownsnestled(隱藏于)inthemountains.—Peter1.WhydidLeonardwanttogobacktotherainforest?__________________________________________________________2.WhatarethethreereasonsPeterthinksLesvosisabsolutelyperfect?__________________________________________________________參考答案：Hedidn’tseeaquetzalbird.Theseaisso