非谓语动词作状语公开课ppt课件.ppt

,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Welcome to My Class,1,非谓语动词作状语复习专题,Non-finite Verb,2,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,。,3,过去分词,不定式,-ing,形式,非谓语动词,4,to do,v.ing,done,一般式,一般被动式,完成式,完成被动式,to do,to be done,to have been,done,to have done,doing,being done,having done,having,been done,done,5,非谓语动词做状语,6,1.,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,7,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,so as(to),或,in order(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。,To improve their service,the workers are active in learning English.,The workers are active in learning English,to improve their service,.,Conclusion,8,例题,Tony lent me the money,that Id like to do the same for him.,hoping B.to hope,C.hoped D.having hoped,9,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,We will be happy to co-operate with you in the work.,Conclusion,10,1.The train was caught in heavy snow,_(cause)the delay.,2.He awoke,only _(find)himself on the floor.,causing,to find,V-ing,做结果状语表示必然结果，,to do,做结果状语表示出乎意料的结果，可用,only to do.,Conclusion,3,不定式作结果状语,11,分词,语态,时态,逻辑主语,分词做状语,12,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,）,Seen,from the top of the hill,the city,looks more beautiful to us.,2,）,Seeing,from the hill,we,find the city very beautiful,.,逻辑主语,1,13,_,for a long time,the book looks old.,_,the book,I,find it useful.,_,(look),at her,he jumped with joy.,_(look)at by her,he jumped with joy.,Used,Using,Looking,Looked,14,被 动,主 动,语态,doing,having done,being done,语态看分词,（即主被动关系）,2,having been done,15,1.doing,或者,being done,与谓语动词几乎同时发生,2.Having done,或者,having been done,先于谓语动词发生,时态看分词,(,即时间关系,),3,16,非谓语动词作状语,解题四大步骤？,17,例题,at the cafeteria before,Tina didnt want to eat there again.,Having eaten B.To eat,C.Eaten D.Eat,18,二,.,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,19,1.The plane crashed,，,_ all 200 people aboard.,A.killed B.having killed,C.killing D.had killed,2.The plane crashed,and it_ all 200 people aboard.,A.killed B.having killed,C.killing D.had killed,20,方法总结：,谓非谓，找主语，析语态，定时态,21,