《现在分词-状语》PPT课件.ppt

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1、Part 1Verb-ing form as an adverb-现在分词作状语现在分词作状语1).作时间状语作时间状语,相当于时间状语从句相当于时间状语从句(常同连词常同连词when,after,while,once,until等连用等连用)注：注：当现在分词短语用来表示时间时，可以和当现在分词短语用来表示时间时，可以和when,after when,after 等引导的时间状语从句互换等引导的时间状语从句互换Hearing the bad news,they couldnt help crying.=When they heard the bad news,they couldnt hel

2、p crying.Having received his letter,I decided to write back.=After I had received his letter,I decided to write back.2).作原因状语，相当于原因状语从句。作原因状语，相当于原因状语从句。Being a student,I must work hard.Being so angry,he couldnt go to sleep.=Because/As/Since he was so angry,he couldnt go to sleep.=Because I am a stud

3、ent,I must work hard.3.作条件状语作条件状语,相当于条件状语从句相当于条件状语从句Working hard,you will succeed.=If you work hard,you will succeed.Putting more salt into the soup,you will find it more delicious.=If you put more salt into the soup,you will find it more delicious.当现在分词用来表示条件时，可以和当现在分词用来表示条件时，可以和ifif引导的引导的条件状语从句互换条

4、件状语从句互换 4.作伴随状语作伴随状语,相当于并列句相当于并列句They came into the classroom,singing and laughing.=they came into the classroom;They sang and laughed.The students came in,_(follow)their teacher.My cousin came to see me from the country,_(bring)me a full basket of fresh fruits.following bringingThe factory keeps re

5、leasing smoke,making the air dirty.The factory keeps releasing smoke,（非限制性定语从句）（非限制性定语从句）which makes the air dirty5.作结果状语作结果状语The factory keeps releasing smoke._,the air is made dirty.As a result,当现在分词短语用来表结果时，可以和当现在分词短语用来表结果时，可以和as a result as a result 引导的结果状语从句互换。引导的结果状语从句互换。也相当于也相当于whichwhich引导一个

6、非限制性定语从句引导一个非限制性定语从句例：例：She does exercise for anhour every day,causing her to keep a slim figure.She does exercise for an hour every day,_her to keep a slim figure.She does exercise for an hour every day。_,she keeps a slim figure.which causesAs a result-ing短语作让步状语，可置于句首或短语作让步状语，可置于句首或 句末，常与句末，常与even

7、 if,though 连用。如：连用。如：6.作让步状语作让步状语=Although his father worked from morning till night,he didnt get enough food.虽然他父亲从早到晚拼命地干活，但是他还虽然他父亲从早到晚拼命地干活，但是他还是挣不到足够的吃的。是挣不到足够的吃的。Though working from morning till night,his father didnt get enough food.注意注意:1.分词作状语时，其分词作状语时，其逻辑主语同主句的逻辑主语同主句的主主语一致且有逻辑主动关系语一致且有逻辑主

8、动关系，往往可转换，往往可转换为为相应的状语从句相应的状语从句。注意：注意：2.现在分词的否定式中，否定词现在分词的否定式中，否定词not 必须放在必须放在最前面最前面。Not knowing much English,he found it difficult to communicate with foreigners.Not having received a reply,he wrote a letter to the professor again.注意：注意：3.现在分词作状语时，其逻辑主语必须与现在分词作状语时，其逻辑主语必须与句子的主语相同；如果不相同，分词前必句子的主语相同；

9、如果不相同，分词前必须加上自己的主语，这种结构被称为独立须加上自己的主语，这种结构被称为独立主格结构。主格结构。Time permitting,I will stay for another week.=If time permits,I will stay for another week.The boy was knocked over,blood streaming down his head.All the tickets having been sold out,we had to wait for the next weeks show.Nobody being in,I didn

10、t enter the hall.1.a.Hearing the news,tears ran down her face.b.Hearing the news,she cried out sadly.2.a.Entering the classroom,I found nobody in it.b.Entering the classroom,nobody was found in it.Choose the correct sentence.3.a.Looking out through the window,the garden was beautiful.b.Looking out t

11、hrough the window,we saw a beautiful garden.4.a.Reading the evening newspaper,a dog started barking.b.I was reading the evening newspaper when a dog started barking.现在分词做独立成分：现在分词做独立成分：有些分词可以独立存在，在句中没有逻辑上的主有些分词可以独立存在，在句中没有逻辑上的主语，作为习惯用法。这些短语有：语，作为习惯用法。这些短语有：generally/frankly speaking 一般来说一般来说/坦白来说坦白来

12、说 judging from/by 由由.来判断来判断taking all things into consideration从各方面来说从各方面来说eg:Generally speaking,girls are more interested in literature than boys.Judging from his accent,he is a new comer.被用作介词或连词的分词被用作介词或连词的分词：supposing providing/provided given 假假设设,假如假如,设设想想 considering认为认为 concerning/regarding 关

13、于关于according to 按照按照 talking of 谈谈到到 speaking of 说说到到 Supposing he wont pass the exam,what should he do?According to his report,the situation is getting serious.一些独立结构一些独立结构：1.Generally _(speak),we have learnt a lot in this school.2._(judge)from his appearance,he is somebody.3._(tell)you the truth,y

14、our work is terrible.speakingJudgingTo tell1.Their car was caught in a traffic jam,thus _ the delay.A.to cause B.causing C.caused D.cause2.I was in the bathroom,not _ the knock at the door.A.hear B.to hear C.hearing D.heardExercise3.After seeing the movie,_.A.the book was read by him B.the book made

15、 him want to read itC.he wanted to read the book D.the reading of the book interested him4.The next morning she found the man in bed,_ dead.A.lying B.lie C.lay D.laying5.There was terrible noise _ the sudden burst of light.A.followed B.following C.to be followed D.being followed6.The secretary worke

16、d late into the night,_ a long speech for the president.A.to prepare B.preparing C.prepared D.was preparing7.“Cant you read?”Mary said_ to the notice.A.angrily pointing B.and point angrily C.angrily pointed D.and angrily pointing8._ a reply,he decided to write again.A.Not receiving B.Receiving not C.Not having received D.Having not received9.The car burns more fuel,but _all things into consideration,it is still a good car.A.taken B.having taken C.taking D.to takeC