河南省2024八年级英语下册Unit10I'vehadthisbikeforthreeyearsPeriod3SectionA(GrammarFocus-4c)课件新版人教新目标版

Unit10I’vehadthisbikeforthreeyears.Period3SectionA(GrammarFocus-4c)现在完成时用法可以表示过去某一时间开始并持续到现在的动作或状态，常与for或since引导的时间状语连用。表示持续动作或状态的动词多是延续性动词，如stay,have,know,work,be,teach,live,wait等。例句:1.我在中国待了十年，这是一段我永远不会忘记的经历。I________________inChina________________________.ItwasanexperiencethatIwillneverforget.havestayedfortenyears现在完成时forfor为介词，后面常接表示时间段的短语。例句:2.她已经回来三天了。Shehasbeenback___________________.3.我已经一个星期没打网球了。I__________________tennis___________________________.forthreedayshaven’tplayedforaweek现在完成时sincesince用作介词时，后面常接表示过去的某一时间点;since用作连词时，后面常接从句，且从句的时态要用一般过去时。例句:4.自从你离开这里，我们学校发生了很大的变化。Greatchanges___________________________inourschool____________________________________.havetakenplacesinceyoulefthere现在完成时非延续性动词如何转化为延续性动词非延续性动词(短语):comehere,goout,gothere,begin/start,become,buy,come/arrive/reach/getto,borrow,die,open,close,puton,return,leave,join,finish/end,marry,fallill延续性动词(短语):behere,beout,bethere,beon,be,have,bein.Keep,bedead,beopen,beclosed,wear,beback,beaway,bein/beamemberof,beover,bemarried,beill现在完成时非延续性动词如何转化为延续性动词例句:5.我买这台电脑有两年了。误:Ihaveboughtthiscomputerfortwoyears.正:I______________thiscomputerfortwoyears.havehad一、用括号内所给单词的适当形式填空1.[2023郴州改编]—Oh,I’mnearlylostinthiscity.—Yeah.Thecity_______________(change)alotsinceyouleft.haschanged2.[2023孝感改编]—WhatdoyouthinkofthenovelJourneytotheWest?—It’ssoexcitingthatI___________(read)itthreetimes.haveread3.[2023福建改编]—Sally,I________________(finish)thepicturealready.—Wow,trulybeautiful!havefinished二、根据汉语意思完成句子,每空一词4.他的祖母已经去世两年了。他仍然非常想念她。Hisgrandmother________________________fortwoyears.Hestillmissesherverymuch.hasbeendead5.近几年我的家乡发生了许多变化。There________________manychangesinmy_____________inrecentyears.havebeenhometown6.我们班的一些男生加入足球俱乐部已