Unit10I’vehadthisbikeforthreeyears.Period3SectionA(GrammarFocus-4c)現(xiàn)在完成時(shí)用法可以表示過去某一時(shí)間開始并持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài)，常與for或since引導(dǎo)的時(shí)間狀語連用。表示持續(xù)動(dòng)作或狀態(tài)的動(dòng)詞多是延續(xù)性動(dòng)詞，如stay,have,know,work,be,teach,live,wait等。例句:1.我在中國待了十年，這是一段我永遠(yuǎn)不會(huì)忘記的經(jīng)歷。I________________inChina________________________.ItwasanexperiencethatIwillneverforget.havestayedfortenyears現(xiàn)在完成時(shí)forfor為介詞，后面常接表示時(shí)間段的短語。例句:2.她已經(jīng)回來三天了。Shehasbeenback___________________.3.我已經(jīng)一個(gè)星期沒打網(wǎng)球了。I__________________tennis___________________________.forthreedayshaven’tplayedforaweek現(xiàn)在完成時(shí)sincesince用作介詞時(shí)，后面常接表示過去的某一時(shí)間點(diǎn);since用作連詞時(shí)，后面常接從句，且從句的時(shí)態(tài)要用一般過去時(shí)。例句:4.自從你離開這里，我們學(xué)校發(fā)生了很大的變化。Greatchanges___________________________inourschool____________________________________.havetakenplacesinceyoulefthere現(xiàn)在完成時(shí)非延續(xù)性動(dòng)詞如何轉(zhuǎn)化為延續(xù)性動(dòng)詞非延續(xù)性動(dòng)詞(短語):comehere,goout,gothere,begin/start,become,buy,come/arrive/reach/getto,borrow,die,open,close,puton,return,leave,join,finish/end,marry,fallill延續(xù)性動(dòng)詞(短語):behere,beout,bethere,beon,be,have,bein.Keep,bedead,beopen,beclosed,wear,beback,beaway,bein/beamemberof,beover,bemarried,beill現(xiàn)在完成時(shí)非延續(xù)性動(dòng)詞如何轉(zhuǎn)化為延續(xù)性動(dòng)詞例句:5.我買這臺(tái)電腦有兩年了。誤:Ihaveboughtthiscomputerfortwoyears.正:I______________thiscomputerfortwoyears.havehad一、用括號(hào)內(nèi)所給單詞的適當(dāng)形式填空1.[2023郴州改編]—Oh,I’mnearlylostinthiscity.—Yeah.Thecity_______________(change)alotsinceyouleft.haschanged2.[2023孝感改編]—WhatdoyouthinkofthenovelJourneytotheWest?—It’ssoexcitingthatI___________(read)itthreetimes.haveread3.[2023福建改編]—Sally,I________________(finish)thepicturealready.—Wow,trulybeautiful!havefinished二、根據(jù)漢語意思完成句子,每空一詞4.他的祖母已經(jīng)去世兩年了。他仍然非常想念她。Hisgrandmother________________________fortwoyears.Hestillmissesherverymuch.hasbeendead5.近幾年我的家鄉(xiāng)發(fā)生了許多變化。There________________manychangesinmy_____________inrecentyears.havebeenhometown6.我們班的一些男生加入足球俱樂部已