资源描述:
《2019春八年级英语下册Unit10I’vehadthisbikeforthreeyears语法专练课时作业新版人教新目标版》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、单元语法专练现在完成时(三)1.延续性动词。延续性动词表示能够延续的动作,如work,keep,have,sleep,live,stay等。可以与表示时间段的状语连用。2.非延续性动词。非延续性动词又称短暂性动词或终止性动词,表示不能延续的动作,这种动作发生后立即结束,如open,die,close,come,go等。在肯定句中与表示时间点的状语连用,在否定句中可以与表示时间段的时间状语连用。3.延续性动词与非延续性动词的转换。非延续性动词的完成时态表示动作完成并产生了影响或结果。一般不能与表示时
2、间段的状语连用。若与表示时间段的状语连用,则要把非延续性动词变成相应的延续性动词。常见动词的转化如下表:非延续性动词延续性动词非延续性动词延续性动词borrowkeepopenbeopenbuyhaveleavebeawayfrombecomebediebedeadputonwearfinishbeovermovetoliveinreturnbebackrecognizeknowfallinbeinbegin/startbeonfallasleepbeasleepcome/gobehere/the
3、regetto/arrive/reachbe(in)comebackbebackgettoknowknowgo/getoutbeoutgetupbeupcatchacoldhaveacoldgetmarriedbemarriedjoinbein/beamemberofshowbeon4.since和for的用法。since和for都可用于现在完成时,for后面接一段时间,表示动作的持续时间;since后面接时间点,表示动作的起始时间点。例如:Ihavebeenherefortwoyears.我已经
4、在这里待了两年了。Ihavebeenheresincexx.自xx年开始我就在这里。Ⅰ.根据句意用for或since填空1.Ihavekeptthedictionary for twoweeks. 2.Ihaven’theardfromhim since lastyear. 3.Myunclehastaughtatthisschool since tenyearsago. 4.AuntWangcameherelastyear.She’sbeenhere for aboutayear. 5.Grea
5、tchangeshavetakenplaceinmyhometown since Ileftthere. Ⅱ.根据句意用所给词的适当形式填空1.I havebeen (be)atworksinceeighto’clock,butI’mleavingsoon. 2.We haven’tmet (notmeet)eachotherforfiveyears.Bothofus left (leave)thefactoryfiveyearsago. 3.I waited (wait)attherestaur
6、antforanhour,andthenIleft. 4.Wemustgetanewcar.We havehad (have)thisonefortenyears. Ⅲ.单项填空(A)1.—Howlonghaveyou ? —Foralmost10years.A.ownedthisgardenB.boughtthiscarC.arrivedinShanghaiD.cometothistown(C)2.—WillyouwatchtheprogramKeepRunninginZhejiangTV
7、tonight?—Yes,ofcourse.It oneofthemostpopularshowssincexx. A.wasB.becameC.hasbeenD.hasbecome(A)3.Sincexx,ModernFamily usthefunny,sadandmovingstoriesofthreeAmericanfamilies. A.hasgivenB.willgiveC.gaveD.gives(C)4.—Isthatanewcoat?—No,I itforalong
8、time. A.boughtB.haveboughtC.havehadD.hadbought