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时间:2020-03-17
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1、Grammar语法:simplepresenttense现在完成时A表示过去发生或已经完成的某一动作对现在造成的影响或结果Iamdoingmyhomework.Ihavedonemyhomework.B表示动作或状态从过去某一时刻开始,一直延续到现在,而且可能还要继续下去。I’veknownAliceforthreeyears.现在完成时的构成:主语+have/has+动词的过去分词.Ihavedonemyhomework.1.否定:have,has后面加not.Ihavenotdonemyhomework.2.一般疑问句:
2、have,has提到主语前Haveyoudoneyourhomework?区别:hasgoneto:表示某人已去了某地,而没有回来(去了没回)hasbeento:表示去过某地(去过已回来)hasbeenin/at(in表示相对大一些的地点;at表示相对小一些的地点):表示一直呆在某地,常与时间段搭配.since+时间点=for+时间段since+一般过去时态的时间状语从句=since+时间点+ago现在完成时往往同表示不确定的过去时间状语连用already(肯定句中),yet(否定,疑问,句末),just(刚刚),befor
3、e(之前),recently(最近),still,lately,never等:Ihavealreadyfinishedmywork.Ihaven’tfinishedmyworkyet.(否定句)Haveyoufinishedyourworkyet?(一般疑问句)动词过去式和过去分词的变化相同一般在动词词尾直接ed.如:pick→picked→picked;wish→wished→wished;stay→stayed→stayedA-A-A:let→let→let;put→put→put;read→read→read,cut→
4、cut→cutA-B-B:lend→lent→lent;build→built→built;send→sent→sentbuy→bought→bought;bring→brought→brought;A-B-C:choose→chose→chosendo→did→donesee→saw→seendrink→drank→drunkgo→went→gonetake→took→takenA-B-A:run→ran→runcome→came→come练习一.选择1.Howlonghaveyou_______here?A.comeB.
5、gotC.arrivedD.been2.Mygrandpadied_________.A.attheageofmy2B.for2yearsC.whenIwas2.D.myagewas6.3.Janehas_____toBeiJing.Shewillcomebacktomorrow.A.beenB.goneC.wentD.neverbeen4.Itistenyears_____Ilastsawher.A.afterB.sinceC.forD.that5.--WhowillgotothestationtomeetLorry?--
6、Iwill.I_____herseveraltimes.A.metB.havemetC.hadmetD.willmeet二.用所给词的适当形式填空1.I____already____(see)thefilm.I________(see)itlastweek.2._____he____(finish)hisworktoday?Notyet.3.Myfather____just____(come)backfromwork.Heistirednow.4.Where’sLiMing?He__________(go)totheteac
7、her’soffice.5.I__________(work)heresinceI______(move)herein1999.6.SofarI_______________(make)quiteafewfriendshere.7.Howlong________theWangs______________(stay)here?Fortwoweeks.8.I________just___________(finish)myhomework.9.He________(go)toschoolonfooteveryday.10.__
8、__you______(find)yoursciencebookyet?11.Ifit____(be)finetomorrow,I'llgowithyou.12.Thestudents____________(read)Englishwhentheteachercamein.13.Look
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