非谓语动词作状语公开课.ppt

WelcometoMyClass,非谓语动词作状语复习专题,Non-finiteVerb,本节课的复习目标：1.复习并掌握非谓语动词的各种形式的构成。2.通过讲解与练习、观察对比感悟，掌握动词不定式、动词-doing和过去分词作状语的区别。3.能够在语法填空中准确判断状语，并恰当地填非谓语动词形式。,过去分词,不定式,-ing形式,非谓语动词,todo,tobedone,tohavebeendone,tohavedone,doing,beingdone,havingdone,havingbeendone,done,非谓语动词做状语,1.不定式:,非谓语充当哪种状语,2.分词或分词短语:,原因，结果，时间，条件，伴随，让步状语,目的，原因和结果状语,不定式作目的状语,1.不定式可以独立作目的状语；2.不定式还可用在soas(to)或inorder(to)后,表示目的。3.从结构上讲，不定式作目的状语放于句首时，通常用逗号和句子隔开；如果放于句末，通常不用逗号,为了提高他们的服务，员工们积极的学习英语。,Toimprovetheirservice,theworkersareactiveinlearningEnglish.,TheworkersareactiveinlearningEnglishtoimprovetheirservice.,Conclusion,例题,Tonylentmethemoney,thatIdliketodothesameforhim.hopingB.tohopeC.hopedD.havinghoped,不定式的这种用法常见于表示人的心理感受的形容词作表语的句式中。这类形容词常见的有：happy,glad,sorry,lucky,fortunate,unfortunate,ashamed,surprised,frightened,shocked,delighted,disappointed,anxious,impatient,etc.,2不定式作原因状语,Wewillbehappytoco-operatewithyouinthework.,Conclusion,1.Thetrainwascaughtinheavysnow,_(cause)thedelay.2.Heawoke,only_(find)himselfonthefloor.,causing,tofind,V-ing做结果状语表示必然结果，todo做结果状语表示出乎意料的结果，可用onlytodo.,Conclusion,3不定式作结果状语,分词做状语,分词作状语时其逻辑主语常为主句的主语，此时注意人称一致。,1）Seenfromthetopofthehill,thecitylooksmorebeautifultous.2）Seeingfromthehill,wefindthecityverybeautiful.,_foralongtime,thebooklooksold._thebook,Ifindituseful._(look)ather,hejumpedwithjoy._(look)atbyher,hejumpedwithjoy.,Used,Using,Looking,Looked,被动,主动,语态,doing,havingdone,beingdone,havingbeendone,1.doing或者beingdone与谓语动词几乎同时发生2.Havingdone或者havingbeendone先于谓语动词发生,非谓语动词作状语解题四大步骤？,例题,atthecafeteriabefore,Tinadidntwanttoeatthereagain.,HavingeatenB.ToeatC.EatenD.Eat,二.找逻辑主语,三、分析语态,四、分析时态,一.辨别“谓与非谓”,非谓语动词作状语解题步骤,1.Theplanecrashed，_all200peopleaboard.A.killedB.havingkilledC.killingD.hadkilled,2.Theplanecrashed