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1、Unit1EatingAroundtheWorld-grammar学案-第二教!育G资5源]网p Unit1EatingAroundtheWorld-grammar学案 一.快捷识记 现在分词作状语时,常可以表达伴随、原因、结果、时间、条件、让步情况,如: 1.表伴随:伴随状语出现的条件是由一个主语发出两个动作或同一个主语处于两种状态,或同一个主语发出一个动作时又伴随有某一种状态。伴随状语的逻辑主语一般情况下必须是全句的生语,伴随状语与谓语动词所表示的动作或状态是同时发生的. ”Can’tyouread?”Marysaidangril
2、y,pointingtothenotice. Thechildrenranoutoftheroom,laughingandtalkingmerrily. Theystoodthereforanhour,watchingthegame. Shesatatthedeskreadinganewspaper. Travelingbyjeep,wevisitedanumberofcities. Followingtheguide,theystartedtoclimb. 2.表原因 Havingeatentoomuch,hecouldn’tgot
3、osleep. Havingreadtheletter,shegotveryexcited.(完成式) Seeingnobodyathome,shedecidedtoleavethemanote. Notknowingheraddress,wecouldn’tgetintouchwithher. Beingsopoorinthosedays,wecouldn’taffordtosendtheboytohospital. 注: Havingworkedamongthepeasantsformanyyears,heknewthemveryw
4、ell. (分词完成式的肯定式) Nothavingreceivedananswer,hedecidedtowriteanotherletter. (分词完成式的否定式) 3.表结果 Hisparentswerekilledintheaccident,leavinghimanorphan. Thebuswasheldupbysnowstorm,thuscausingthedelay. 注:现在分词表示必然结果,前可加thus,不定式表意外的结果,前可加only. Hewascaughtintherain,thusmakinghims
5、elfcatchcold.(表示在意料之中) Ihurriedtoschool,onlytofindthatitwasSunday.(表示在意料之外) 4.表时间 Whencrossingtheroad,pleasebecareful. Don’tmentionthiswhiletalkingtohim. OnarrivinginLondon,hemanagedtogetintouchwithher.=AssoonashearrivedinLondon,…. 5.表条件 Workinghard,you’llgetagoodachiev
6、ement. Turningtotheleft,youwillfindthepathleadingtothesite. 6.表让步 Workingsohard,hefailedagain. 使用时注意: 1)分词表示的必须是主语发出的动作; 2)分词表示的动作与谓语动词所表示的动作或状态是同时发生的; 3)分词表示的是次要的动作,对谓语动词所表示的动作或状态加以补充说明; 4)表示时间关系的连接短语有时还可以由连接词while或when引导。 二.随堂练习 ()1._______moreattention,thetreecoul
7、dhavegrownbetter.(90’全国) A.GivenB.TogiveC.GivingD.Havinggiven. ()2.Thecomputercenter,________lastyear,isverypopularamongthestudentsinthisschool(93’全国) A.openB.openingC.havingopenedD.opened ()3.Thefirsttextbooks________forteachingEnglishasaforeignlanguagecameoutinthe16thcen
8、tury.(94’全国) A.havingwrittenB.tobewrittenC.beingwrittenD.wri