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1、English英语教学课件高二(选修6）动词的-ing(现在分词）形式作状语时，通常都表示主语正在进行的另一动作，用来对谓语动词表示的动作加以修饰或作为陪衬，它可表示时间、原因、结果、条件、让步、方式或伴随动作，相当于相对应的状语从句。动词的-ing形式（现在分词）作状语用法1：表示时间，多置于句首，也可置于句末。e.g.Walkinginthestreet,Imetafriendofmine.=WhenIwaswalkinginthestreet,Imetafriendofmine.用法2：表示原因，多置于句
2、首或句末，也可置于句中。e.g.1)Beingill,hedidn’tgotoschool.=Becausehewasill,hedidn’tgotoschool.2)Sheranghimup,hopingtogethissupport.用法3：表示条件，多置于句首e.g.Workinghard,youwillsucceed.用法4：表示让步，多置于句首e.g.Beingpoor,theoldmanwashappy.=Thoughtheoldmanwaspoor,hewashappy.用法5：表示结果，常置于句
3、末e.g.Theboyfelloffhisbike,breakinghisrightarm.用法6：表示方式或伴随,多置于句末，也可置于句首。e.g.1)Hesatatthetable,readingamagazine.2)Laughingandtalking,theywentintotheroom.用法7：为强调与谓语动词的动作同时发生，在-ing形式短语前可用连词when,while等；为强调在谓语动词的动作之前或之后发生，在-ing形式短语前可用连词before或aftere.g.1)Becarefulw
4、hencrossingtheroad.2)Don’tlaughwhileeating.3)Beforegoingabroad,helivedhere.4)AfterwatchingTV,hewenttobed.用法8：在-ing形式短语前可用介词on,表示“一……就……”e.g.OnarrivinginBeijing,hewenttoseehisuncle.(=AssoonashearrivedinBeijing,hewenttoseehisuncle.)用法9：为了强调结果，可在-ing形式前加副词thuse
5、.g.Thebuswasheldupbythesnowstorm,thuscausingthedelay.(=Thebuswasheldupbythesnowstorm,andasaresultitcausedthedelay.)用法10：在-ing形式短语前可用though/although表示让步e.g.Thoughworkingveryhard,hecouldn’tmakeenoughmoneytopayoffhisdebt.=Thoughheworkedveryhard,hecouldn’tmakeen
6、oughmoneytopayoffhisdebt.动词-ing形式（现在分词）作状语时，其逻辑主语必须与句子的主语一致，且必须与句子的主语是逻辑上的主谓关系，动词-ing形式表示的动作是次要动作。（一个主语多个动作。）注意：Grammar1–1.ChoosingReadthefollowingsentencesandmakeachoice.______describetwothingshappeningatthesametime______describeonethinghappeningimmediately
7、afteranother1.Puttingdownhisshoppingbag,Willheldouthishand.2.Will,stillwatching,sawthecatbehavecuriously.3.Hecrossedtheroad,keepinghiseyesonthespotwherethecathadbeeninvestigating.4.Pushinghisshoppingbagthrough,hescrambledthroughhimself.23141.Thewitchleaptint
8、otheairandvanished.2.Themanshoutedangrilyandwavedhisswordatthestranger.Leapingintotheair,thewitchvanished.Shoutingangrily,themanwavedhisswordatthestranger.Grammar1-2.RewritethesentencesShowinghi
