现在完成时与过去时的区别

现在完成时和一般过去时,He_(work)inourschoolforoneyear.He_(come)toourschoollastyear/in2002.They_(cook)thesupperalready.They_(cook)thesupperhalfanhourago.,hasworked,came,havecooked,cooked,现在完成时和一般过去时的区别,三.一般过去时态和现在完成时的区别：,）现在完成时是表示过去的动作与现在的联系，主要说明的是现在的情况和状态；而一般过去时则强调动作发生在过去某一时间，与现在不发生联系。例如：,Wehaventseenhimsincelastyear.(我们自从去年以来一直未见到他（现在还未见到）,Wedidntseehimlastyear.我们去年没见到他（现在不一定未见到）,）现在完成时表示从过去发生一直持续到现在（包括现在）的某个动作或状态，与现在有关的时间状语连用，一般过去时表示过去某一特定（与现在无关）的时间，与具体的表示过去的时间状语连用（如:lastyear,twodaysago,yesterday,justnow,thismorning,lastnight,thedaybeforeyesterday）。,1.甘肃-youyourhomeworkyet?-Yes,Iitamomentago.Did,do,finishedB.Have,done,havefinishedC.Have,done,finishedD.Will,do,finish,B,2.海南-HasJohncome?-Yes.Hehasbeenherefor10minutes.yet,alreadyalready,yetC.already,alreadyD.yet,yet,A,3.What_inthelasttenyears?hashappenedhappenedhappenhappens,thesedays,recently,inthepastfewdays等用在现在完成时,A,4.MissGreenisntintheoffice.She_tothelibrary.hasgonewentwillhasbeen,A,5.-Haveyoueverthebook“RedStaroverChina”writtenbyEdgarSnow?-Notyet.A.watchedB.lookedC.readD.heard,C,6.I_theflooryet.A.hasntsweptB.haventsweptC.dontsweepD.didntsweep,B,1.TheBaiyunHotelisoneofthe(tall)(build)inChina.,tallest,buildings,oneof+形容词/副词的最高级可数名词的复数,Oneofthemosthandsomeboysisinmyclass.,最英俊的其中一个男孩在我们班。,2.Yougotheretodayifyoudontwantto.AmustntBcantCneedntDmaynot,C,3.Afewyearsago,friendsmesomebeautifulFoshanpottery.AgaveBgiveChavegaveDhavegiven,A,4.Abustothenightzooeveryday.Ahasg