现在完成时中短暂性动词与延续性动词的转换Helen课件

现在完成时中

(点动词)短暂性动词与延续性动词的转化现在完成时中

(点动词)短暂性动词与延续性动词的转化1短暂性动词也称做点动词、非延续性动词或瞬间动词。表示动作不能延续，只是一瞬间就结束的动作。短暂性动词也称做点动词、非延续性动词或瞬间动词。2常见的短暂性动词come,go,arrive,reach,see,hear,close,open,leave,begin,start,lose,buy,fall,join,die,become,borrow,getup等．常见的短暂性动词come,go,arrive,reac3１.它们可以用于完成时态，说明某个动作的结

果还存在e.g.

Hehascomeback.

Thefilmhasbegun.１.它们可以用于完成时态，说明某个动作的结

果还存在e.g42.在否定句中，非延续性动词也可以用表示一段时间的状语来修饰e.g.

Ihaven’theardfromUncleWangforalongtime.Wehaven’tseenhimsince1992.

Shehasn’tlefthomeallherlife.2.在否定句中，非延续性动词也可以用表示一段时间的状语来修饰5在以下句型中，短暂性动词要转换成延续性动词：现在完成时态的肯定句中，有for或since引导的，或其他种类的表示一段时间的时间状语例如：Hehasdiedfor20years.这句话就是错误的。die是一个瞬间动词，需要转化为延续性动词。句子改为Hehasbeendeadfor20years.非延续性动词要转换成延续性动词，方法主要有以下三种：在以下句型中，短暂性动词要转换成延续性动词：现在完成时态的肯61.实义动词转化成实义动词1.borrowkeep2.buyhave3.putonwear1.实义动词转化成实义动词1.borrowkeep272.转化成be+形容词或介词1.gotherebethere2.comeherebehere3.comebackbeback4.diebedead5.leavebeaway(from)6.openbeopen7.closebeclosed8.go/getoutbeout2.转化成be+形容词或介词1.gotherebe89.finish/endbeover10.becomebe11.getupbeup12.begin/start(上演)beon9.finish/endbeover10.beco93.转化成be+名词（词组）20.jointhePartybeinthePartybeaPartymemberbeamemberoftheParty3.转化成be+名词（词组）20.jointhePa1021.jointhearmybeinthearmybeasoldier21.jointhearmybeinthea11句型转换:Hisgrandfatherdied

fiveyearsago.句型转换:Hisgrandfatherdiedfiv12句型转换:Hisgrandfatherdied

fiveyearsago.Hisgrandfatherhasbeendead

forfiveyears.Hisgrandfatherhasbeendead

sincefiveyearsago.It’s

fiveyearssince

hisgrandfatherdied.Fiveyearshaspassed

since

hisgrandfather

died.句型转换:Hisgrandfatherdiedfiv13Hisbrotherborrowedthebooktwoweeksago.Hisbrotherborrowedthebook14Hisbrotherborrowedthebooktwoweeksago.Hisbrotherhaskeptthebookfortwoweeks.Hisbrotherhaskeptthebooksincetwoweeksago.It’s

twoweekssince

hisbrotherborrowedthebook.Twoweekshaspassed

since

hisbrotherborrowedthebook.Hisbrotherborrowedthebook15Hisbrotherjoinedthearmytwoyearsago.Hisbrotherjoinedthearmytw16Hisbrotherjoinedthearmytwoyearsago.Hisbrotherhasbeeninthearmy

fortwoyears.Hisbrotherhasbeeninthearmysincetwoyearsago.It’s

twoyearssince

hisbrotherjoinedthearmy.Twoyearshaspassed

sincehisbrot