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1、GrammarV-ing形式作状语Learninggoals:1.Torevisethe-ingformasAdverbial.2.Todosomeexercisesofnon-finitiveverbs.Preparations语法学案一线精练Step1.Checktheanswers.(2minutes)语态时态主动语态被动语态一般式完成式(not)doing(not)beingdone(not)havingdone(not)havingbeendone2.Seeing;Havinganswered;同时；之前3.Beingasked;Havin
2、gbeenasked；被动4.Notknowing;NothavingstudiedV-ing作状语的用法V-ing短语在句子中作状语，可以表示时间，原因，结果，条件，方式或伴随动作等。(8minutes)step2:自主学习；合作探究【Discussion&Presentation】内容讨论要求1.组内合作讨论，动口动脑动笔。2.讨论每空的正确答案。3.注意时间把握，规定时间内完成任务。展示要求1.按顺序板书讨论结果。2.2分钟内完成展示。展示评价1.展示组：句子正确，无错误2分+书写1分2.点评组：点评精炼2分+补充提升1分3.补充、更正、质疑各
3、1分Unit5Grammar学案Step3.Discusswithyourpartnersabouttheconfusingquestions.(2minutes)Step4.Presentation.Turningaround,shesawacardrivingup.=Whensheturnedaround,shesawacardrivingup.__________________________________小结：-ing分词短语作时间状语，相当于由when,while,after引导的时间状语从句。一、时间状语Beingtired,heco
4、uldn’twalkanyfurther.=Ashewastired,hecouldn’twalkanyfurther._____________________________小结：-ing分词短语作原因状语，相当于由as,since,because等引导的原因状语从句。二、原因状语Thefirelastednearlyamonth,leavingnothingvaluable.=Thefirelastednearlyamonth,andleftnothingvaluable.三、结果状语____________________小结：-ing分词短
5、语作结果状语，表示一种必然的结果。Istoodbythedoor,notdaringtosayaword.=Istoodbythedoor,anddidnotdaretosayaword.四、伴随状语___________小结：-ing分词作伴随状语，表示分词的动作和主句的动作同时发生，它是主语的另一个较次要的动作。Beingmorecareful,youcanmakefewermistakes.=Ifyouaremorecareful,youcanmakefewermistakes.五、条件状语___________________________
6、___________________小结：-ing分词作条件状语，相当于由if,once,等引导的条件状语从句。Knowingallthis,theymadepayforthedamage.=Althoughtheyknewallthis,theymadepayforthedamage.六、让步状语小结：-ing分词作让步状语，相当于由though,although等引导的让步状语从句。Hishairbecamegreywiththeyearspassing.Withoutanyonenoticing,heslippedthroughthewind
7、ow.七、with复合结构_________________小结：with+宾语+宾语补足语（V-ing/done/todo/adj/adv/介词短语），表示伴随、时间、原因、条件等。Springcomingon,thetreesturnedgreen.Hermotherbeingill,shehadtolookafterherathome.Timepermitting,we’llvisittheGreatWall.Heguidingtheblindman,theywalkedslowlyacrossthestreet.独立主格结构点拨提升：1.当v
8、-ing形式所表示的动作发生在谓语动词动作之前时，应使用完成式：havingdoneHavingfinish
