高中英语状语从句-详解.ppt
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1、定义定义:在复合句中由从句表示的状语在复合句中由从句表示的状语称作状语从句,它可以用来修称作状语从句,它可以用来修饰谓语(包括非谓语动词)、饰谓语(包括非谓语动词)、定语或状语,或是整个句子。定语或状语,或是整个句子。准确掌握每一个连词的含义准确掌握每一个连词的含义是掌握状语从句的关键。是掌握状语从句的关键。同时要注意主从句的时态呼应。同时要注意主从句的时态呼应。状语一般分为九大类状语一般分为九大类时间状语时间状语 地点状语地点状语 原因状语原因状语 目的状语目的状语 结果状语结果状语 条件状语条件状语 方式状语方式状语 比较状语比较状语 让步状语让步状语什么能做状语?什么能做状语?1 副词副
2、词2 介词短语介词短语:he traveled in Africa for six weeks.3 形容词形容词:my uncle stood there,died.he finally came back,tired and cold.4 with复合结构复合结构:with a lot of work to do,I think I have no time to accompany you.5 独立主格结构独立主格结构:he lay on his bed,his hands under his head.6 非谓语动词:非谓语动词:to do doing/having done done7
3、 状语从句状语从句 1.时间状语从句:时间状语从句:当当时候时候:when,while,as,一一就就:the moment,the minute,as soon as,immediately,directly,no soonerthan,hardlywhen每当每当:every time,each time其他其他:before,after,till,until,since,When -当当时候时候,通常指通常指某一特定的某一特定的时间点时间点,主句与从主句与从句的动作同时发生。句的动作同时发生。When I opened the window,I saw him come up.When
4、I have time,I will go to see you.(主将从现)(主将从现)When-正在正在的时候,突然的时候,突然。在翻译的时候,在翻译的时候,when 可以译成可以译成没想到或突然。没想到或突然。I was walking along the street,when I met him.I was about to fall asleep when my sister came in.I am going to leave when the telephone rings.When 当从句是进行时,主句当从句是进行时,主句是一般时,往往表示不满。是一般时,往往表示不满。So
5、meone knocked at the door when I was having breakfast.When I was leaving the house,the postman arrived.When the children had gone to bed,she began toprepare her lessons.When=afterWhile-在在期间,往往指期间,往往指一段时间。一段时间。While we were in America,we saw him twice.While we were talking,he came in.Strike while the
6、 iron is hot.While-表示一种不满情绪,表示一种不满情绪,意思是这边在干某种重要的事,意思是这边在干某种重要的事,而另一边在享受等。而另一边在享受等。We are cleaning the classroom while they are playing the football.The soldier faces the powder while the beauty powder the face.While I am washing the floor,you can be cleaning the windows.As-一边一边一边一边,随着随着She was doin
7、g her homework as she was listening to the music.As she grew older,she became more beautiful.As-当当时,指一个动作时,指一个动作紧接着一个动作发生,从句通紧接着一个动作发生,从句通常用进行时。常用进行时。As I was going out,it began to rain.I saw Mary as she was going on the bus.As he was eating his breakfast,he heard someone knock at the door.Someone p
8、atted me on the shoulder as I was standing before the shop window.The moment-一一就就 =as soon as,immediately,-Did you remember to give Mary the money you owed her?-Yes,I gave her the moment I saw her.Not until-直到直到才才He didnt leave the office until he finished the work.=He left the office when he finish
9、ed the work.Not until 可以和可以和 when 互换互换Before-在在之前之前The passengers should arrive at the airport an hour before the flight departs.Did you work as a stewardess before you come to this company?It was not long before I forgot it all.(It was/will be before 是常用句型是常用句型)He ran off before I could stop him.Af
10、ter-在在 之后之后The customer left the ticket counter after he had a quarrel with the ticket agent.The plane took off after the air traffic controller gave clearance.Since-自从自从,通常主句用通常主句用现在完成时现在完成时I have never been there again since I graduated from the university.The captain has traveled almost everywher
11、e in the world since he became a pilot.It is just a week since we arrived here.(It is/has been since是常用是常用句型)句型)As soon as-一一就就Jack went to school as soon as he got well.Ill ring you up as soon as I get an answer from him.No sooner than-一一就就No sooner had he arrived than he went away again.no sooner
12、than 用于句首用于句首要求倒装要求倒装Hardly whenScarcely whenOnce you see him,you will never forget him.Once -一但一但就就Every time,each time 每次每次whenever 每当每当Each time he came to town,he would visit our school.Whenever we met with difficulties,they came to help us.2.条件状语从句条件状语从句引导状语从句的连接词有引导状语从句的连接词有:If,unless,as long
13、as,in case,provided that,on condition thatIf-如果如果If you dont hurry up,you will miss the plane.If it snows tomorrow,the flight will be canceled.If you leave at 6 oclock tomorrow morning,youd better get to bed now.Unless-如果不如果不,除非除非=if notWe cant get there on time unless we book the earliest flight=We
14、 cannot get there on time if we dont book the earliest flight.Dont trouble trouble unless trouble troubles you.He will not join us unless he changes his mind.As long as-只要只要We will succeed as long as we keep on trying.You cant play games as long as you remember the rules.A man is not old as long as
15、he is seeking something.As(so)far as-据据所知所知As far as I know,he speaks English very well.As/So far as I know,he is an expert on DNA.In case-假使假使,如果如果The plane cannot take off in case it rains.Send us a message in case you have any difficulty.Provided that 如果如果,有时省略有时省略 thatThe plane will be in good c
16、ondition provided that it is taken care of carefully.You can become a stewardess provided that you are in good shape and you have got the proper education.On condition that-条件是条件是He said that he would come to the meeting on condition that no one asked him to speak.The mother promised to the son to b
17、uy him a toy airplane on condition that he passes his English test.注注:主从句的动作发生在将来时,主从句的动作发生在将来时,则主句用将来时则主句用将来时,从句用一般从句用一般现在时。现在时。If he arrives tomorrow,I will be waiting for him at the airport.He said he would not leave unless it was fine next day.3.地点状语从句地点状语从句 地点状语从句只有两个连词地点状语从句只有两个连词:Where,wherev
18、erWhere-在在地方地方Put the medicine where you can easily get it.Where that high building stands,there used to be some low,deserted houses.Where there is a will,there is a way.Wherever-无论哪里无论哪里He follows her wherever she goes.Wherever you are,I will be right there waiting for you.4.原因状语从句原因状语从句 because,as
19、,since,now that,和和considering that,seeing that 这六个连词都用于表示这六个连词都用于表示表示原因表示原因,但在语气上一个比但在语气上一个比一个弱一个弱.Because-因为因为,通常从句放在通常从句放在主句后主句后.Mr Smith was very upset because he couldnt find his luggage.He said that he couldnt work because the computer was out of order.I succeed because I willed it,I never hesi
20、tated.I do it because I like it.As-因为因为,通常放在句首通常放在句首As it is quite windy today,he decidesAs he is honest and modest,all his friends like him.Since-既然既然 因语气较弱因语气较弱,常常译为既然译为既然Since everybody has come,we can set off.Since the purser didnt tell us what to do,we can relax.Now that-既然既然Now that you are he
21、re,you can join us.Now that all airlines offer discount prices,we should do the same.considering that-顾及到顾及到 Considering that they are just beginners,they are doing quite a good job.seeing that-由于由于 Seeing(that)quite a few people were absent,we decided toput the meeting off.5.结果状语从句结果状语从句引导结果状语从句的连词
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