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1、非谓语动词做状语的复习Learningobjectives:1.Reviewandlearnsometechniquesofnon-finiteverbsusage2.Learntoapplynon-finiteverbstopracticaluseandreadingcomprehensions3.Increasetheawarenessofusingnon-finiteverbsinwritingnthetoinfinitive(不定式) 主动式被动式一般式 Todo Tobedone完成式 Tohavedone Tohavebeendone进行式 To
2、bedoing /完成进行式 Tohavebeendoing /1、不定式做状语，只表示目的、结果或原因：He hurried home only to find his money stolen. （结果状语）To make himself heard, he raised his voice.（目的状语）All of us are surprised to see his rapid progress.(原因状语)nV-ing(presentparticiple)（现在分词） 主动式被动式一般式 Doing Beingdone完成式 Havingdone
3、 HavingbeendonenV-ed(pastparticiple)done（过去分词）2、分词做状语可表示时间、条件、原因、结果，伴随、让步、方式： 1).Givenachance,Icansurprisetheworld.（条件状语） 2).Coming into the room, he found his father angry. （时间状语） 3).Being tired, they went on working. （让步状语） 4).Having been hit by the big boy on the nose, thelittle
4、 boy began to cry. （原因状语） 5).He put a finger in his mouth, tasted it and smiled, looking rather pleased. （伴随状语）Practice(分词作状语)：1).When_______(heat),waterwillbechangedintovapour.While_______(heat)water,wecanchangeitintovapour.2)______(see)fromthehill,thecitylooksbeautiful._______(se
5、e)fromthehill,youwillfindthecitybeautiful.3)Generallyspeaking,when________(take)accordingtothedirections,thedrughasnosideeffect.4）If________(take)thedrugaccordingtothedirections,youwillbebettersoon.nV-ing(gerund)(动名词)--------------------不能做状语一般式 Doing被动式Beingdone动名词复合结构Sb’doing5注意：
6、否定结构中not永远前置:1）______________(write)insimpleEnglish,thebookishardtoread.2）_________________(see)her,hedoesn’twanttoleave.3）Hepretended___________________(recognize)hisneighborwhoalwaystalkedtoomuch.Specialstructure:conjunctions+V-ing/v-ed1)在时间、地点、让步、方式、条件等状语从句中，由When，While，If，Unles
7、s，Once，Though，Although，Evenif…引导，如果谓语部分有动词be，主语又和主句的主语一致，常把从句中的主语和动词be省略。While(youare)cycling，don’tforgetthetrafficlights.骑车时，不要忘记看红绿灯。If(Iam)invited，Iwillgo.如果被邀请，我会去。Whenever(heis)asked，hewouldalwayskeepsilent.每当问到他时，他总是保持沉默。2)before/afterdoingbeingdoneAfterbeingoperated,thispati
8、entpulledthrough.Practice:
