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1、现在完成时用法结构搭配用语辨析瞬间动词VS.延续性动词固定句型强调过去发生的动作对现在造成的影响。2.过去发生的动作一直持续到现在，常搭配一段时间,与for或since连用.Hehasjustleft.Hehasbeenherefortwoweeks.Wehavelivedheresince1998现代完成时含义肯定式sb.+have/hasdone+sth.sb.have/hasnotdone+sth.Have/hassb.Done+sth.?Theyhavealreadyfinishedthework.Theyhaven’tfinishedt
2、heworkyet.Havetheyfinishedtheworkyet?否定式一般疑问句式现在完成时：句子结构(与规则动词的过去式的构成规则相同)①一般动词,在词尾直接加“ed”。work---worked---worked②以“e”结尾的动词,只在词尾加“d”。live---lived---lived,③以“辅音字母+y”结尾的动词,将“y”变为“i”,再加“ed”。study---studied---studied④重读闭音节结尾,末尾只有一个辅音字母,先双写该辅音字母,再加“ed”。stop---stopped---stopped过去分词
3、：规则动词AAA型cost-cost-costcut-cut-cutAAB型beat-beat-beatenABA型become-became-becomerun-ran-runABB型get-got-gotmake-made-madeABC型write-wrote-writtentake-took-taken过去分词：不规则动词与现在完成时搭配的时间状语already,yet,ever,never,just,before,once,twice,recently,sofar,thesedays,inthepast(last)threeyearsH
4、aveyouevereatenfishandchips?I’vejustlostmysciencebook.Ihaven’tlearnedthewordyet.Greatchangeshavetakenplaceinthepastthreeyears.everatanytimeHaveyouevervisitedNewYork?nevernotatanytimeYes,Ihave.No,I’venevervisitedNewYork.already用于肯定句(用于一般疑问句表示惊讶的语气)Wegotthereat6:30butshehadalre
5、adygone.Haveyoufinishedalready?yet用于否定和一般疑问句Hasitstoppedrainingyet?Just刚刚;用于不同句式HehasjustreturnedfromFrance.用“just/already/yet.”填空DoyouknowwhereJuliais?--Yes,I______________(justsee)her.2.WhattimeisDavidleaving?--He_____________(already/leave)3.What’sinthenewspapertoday?--Ido
6、n’tknow.I_______________(notreadyet)4.WhatdoesTimthinkofyourplan?--I__________________(not/tell/yet).5.IsAnncomingtothecinemawithus?--No,she_______________thefilm.(already/see)havejustseenhasalreadylefthaven’treadityethaven’ttoldhimyethasalreadyseen1._____you_____(hear)fromGe
7、orgerecently?2.Lin__________(notmeet)thosepeopleinthelastfewdays.3.Everythingisgoingwell.They_____________(nothave)anyproblemssofar.4.I’mhungry.I___________(noteat)anythingsincebreakfast.5.It’snicetoseeyouagain.We___________(notsee)eachotherforalongtime.6.He_______thenoveltwi
8、ceinthelastfewdays.(read)Haveheardhasn’tmethaven’thadhaven’teatenhav
