状语从句公开课讲稿.ppt
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1、关于状语从句公开课第一页,讲稿共一百零三页哦1.什么是状语:什么是状语:在句中用来修饰动词、形容词、副词的成在句中用来修饰动词、形容词、副词的成分被称为状语。如:分被称为状语。如:He works very hard.He is real handsome.2.什么是状语从句:什么是状语从句:用作状语的句子被称为状语从句。用作状语的句子被称为状语从句。really第二页,讲稿共一百零三页哦 1.Adverbial Clauses of Time:(时间状语从句)3.Different Kinds of Adverbial Clauses:2.Adverbial Clauses of Reaso
2、n (原因状语从句)3.Adverbial Clauses of Conditions (条件状语从句)4.Adverbial Clauses of Place (地点状语从句)5.Adverbial Clauses of Purpose (目的状语从句)6.Adverbial Clauses of Result (结果状语从句)7.Adverbial Clauses of Comparison(比较状语从句)8.Adverbial Clauses of Concession (让步状语从句)9.Adverb Clauses of Manner (方式状语从句 )第三页,讲稿共一百零三页哦4.
3、位置位置:主前从后亲密没够,主前从后亲密没够,从前主后得有小逗,从前主后得有小逗,从在主中需俩逗逗。从在主中需俩逗逗。I was reading a book when he came in.When he came in,I was reading a book.I was,when he came in,reading a book.第四页,讲稿共一百零三页哦时间状语从句时间状语从句when while as before aftertill/until sinceas soon as普普通通连连词词特特殊殊连连词词the momentthe minutethe secondthe ins
4、tantevery/each timenext timeany timeby the timethe first timeimmediatelydirectlyinstantly第五页,讲稿共一百零三页哦When 的用法的用法1.When 即可以引导一个持续性动作,又可引到一个即可以引导一个持续性动作,又可引到一个短暂行动作。可用以表示主从句动作同时发生或短暂行动作。可用以表示主从句动作同时发生或从句动作先于主句。从句动作先于主句。2.(从句动词可延续也可非延续从句动词可延续也可非延续)3.I was thin when I was a child.4.The film had been on
5、 when we arrived.第六页,讲稿共一百零三页哦2.be about to do when be doing when be on ones way when be on the point of doing when had just done when以上句式中的以上句式中的“when”译为译为“这时或那时这时或那时”不可不可以用其它连词替换。以用其它连词替换。The telephone was ringing when I got home.I was about to go to bed when he came back.第七页,讲稿共一百零三页哦We were just
6、 _ calling him up _ he came in.A.about;when B.B.on the point of;whileC.C.on the point of;when D.D.on the point of;as I was walking down the street while I heardsomeone calling for help.when第八页,讲稿共一百零三页哦 3.When 还以引导条件状语从句相当还以引导条件状语从句相当于于if How can I explain it to you when/if you wont listen.When you
7、read it again,the meaning will become clearer to you.第九页,讲稿共一百零三页哦While 的用法的用法 1.必须引导持续性动作,强调在一段时必须引导持续性动作,强调在一段时间内,主句和从句动作同时发生。间内,主句和从句动作同时发生。My mother was cooking while I was doing my homework.Please dont talk so loud while others are working.第十页,讲稿共一百零三页哦 2.“然而然而”表示对比。表示对比。I like watching TV whil
8、e he likes reading.3.引导让步状语从句引导让步状语从句 “虽然、尽管虽然、尽管”While I admit his good points,I can see his shortcomings.尽管我承认他的优点,但我还是看到了他的缺点。尽管我承认他的优点,但我还是看到了他的缺点。4.引导条件状语从句引导条件状语从句“只要只要”While we are here,dont worry.第十一页,讲稿共一百零三页哦As 的的引导引导时间状语时间状语从句的用法从句的用法 1.“随着随着”2.“一边一边一边一边”3.“当当”强调动作同时发生,无先后强调动作同时发生,无先后第十二页
9、,讲稿共一百零三页哦.1.As I get older,I get more optimistic.随着年龄的增长,我变得更加乐观。随着年龄的增长,我变得更加乐观。2.He hurried home,looking behind as he went.他匆匆忙忙回家,边走边往后看。他匆匆忙忙回家,边走边往后看。3.As he was going out,it began to rain.当他出去时开始下雨了。当他出去时开始下雨了。第十三页,讲稿共一百零三页哦“as”可以引导的其它状语从句:可以引导的其它状语从句:Young as he is,he knows a lot.(让步)让步)As h
10、e wasnt ready in time,we went without him.(原因)(原因)Do as I told you./do as you like.(方式方式)He is as old as I/me.(比较比较 )第十四页,讲稿共一百零三页哦连接词连接词when,while,as的用法区别:的用法区别:1while引导的时间状语引导的时间状语从句的谓语动词从句的谓语动词必须是必须是可延续可延续的,的,而而when引导的时间状语引导的时间状语从句的谓语动词从句的谓语动词是是可延续可延续的,也的,也可以是可以是非延续的动词非延续的动词。如:。如:When/While he wa
11、s eating his breakfast,he heard the doorbell ring.When I stopped my car,a man came up to me.2从句动作发生在主句动作之前时,只能用从句动作发生在主句动作之前时,只能用when引导这个引导这个 从句,不可用从句,不可用as或或while。如:如:When you have finished your work,you may have a rest.3表示表示“随着随着,一边一边一边一边”,连词用,连词用as.如:如:As the election approached,the violence got
12、worse.4如果如果主句谓动主句谓动是是非延续性非延续性的,而的,而从句谓动从句谓动是是延续性延续性动词并使用动词并使用进行时态进行时态时,时,when,while与与as 可互换使用。可互换使用。如:如:When/While/As I was walking down the street,I came across an old friend of mine.第十五页,讲稿共一百零三页哦问题问题1:1.(04北京春北京春)We were swimming in the lake _ suddenly the storm started.A.when B.while C.until D.b
13、efore2.(02上海上海)He was about to tell me the secret _ someone patted him on the shoulder.A.as B.until C.whileD.when3.(05上海上海)He transplanted the little tree to the garden _ it was the best time for it.A.where B.when C.thatD.until4.(05福建福建)Did Jack come back early last night?Yes.It was not yet eight oc
14、lock _ he arrived home.A.Before B.when C.that D.until(注:句型:(注:句型:It is/was+点时间点时间+when从句)从句)A AD DB BB B第十六页,讲稿共一百零三页哦问题问题2:6.(06天津天津)The cost of living in Glasgow is among the lowest in Britain,_ the quality of life is probably one of the highest.A.since B.when C.as D.while7.(04年江苏年江苏)_ I accept th
15、at he is not perfect,I do actually like the person.A.While B.Since C.Before D.Unless8.(06辽宁辽宁)He was about halfway through his meal _ a familiar voice came to his ears.A.why B.where C.when D.whileD DA AC C第十七页,讲稿共一百零三页哦Before 的多种翻译方式:的多种翻译方式:1.在在之前之前 2.2.在在It+be+短时间短时间+before句型中句型中 3.主句是肯定句式时:主句是肯定句
16、式时:“(多久之后多久之后)才)才”4.主句是否定句式时:主句是否定句式时:“(过不了多久过不了多久)就)就”5.3.“还没来得及,就还没来得及,就”6.4.“趁趁”第十八页,讲稿共一百零三页哦1.Before they got to the bus stop,the bus had gone.在在.之前之前2.It will be 5 years before he returns to his motherland.多久之后才多久之后才3.We waited a long time before he came out.多久之后才多久之后才4.It wont be long before
17、we meet again.过不了多久就过不了多久就5.He died before he wrote a will.还没来得及还没来得及6.Catch him before he escapes.趁着趁着7.Please write it down before you forget it.趁着趁着第十九页,讲稿共一百零三页哦1.(03年北京年北京)He made a mistake,but then he corrected the situation _ it got worse.A.until B.when C.beforeD.as2.(04福建福建)Scientists say it
18、 may be five or six years _ it is possible to test this medicine on human patients.A.since B.after C.before D.when3.(06四川四川)Why didnt you tell him about the meeting?He rushed out of the room_I could say a word.A.before B.untilC.whenD.afterC CC CA A第二十页,讲稿共一百零三页哦till,until和和notuntil:1.主句是主句是肯定句肯定句时,时
19、,主句的动词必是主句的动词必是延续性动词延续性动词,表示,表示“主句动主句动作或状态一直持续到从句动词发生才停止作或状态一直持续到从句动词发生才停止”。从句引导词是。从句引导词是 till/until都行。如:都行。如:We waited until/till he came.2主句是主句是否定句否定句时,时,主句谓语动词主句谓语动词是非延续性动词是非延续性动词,表示,表示“主句主句动作直到从句动词发生才开始动作直到从句动词发生才开始”,从句引导词通常用,从句引导词通常用until。如:。如:He wont go to bed until she returns.3till不可以置于句首,而不
20、可以置于句首,而until可以。如:可以。如:Until you told me I had no idea of it.4notuntil句型中的强调和倒装说法:句型中的强调和倒装说法:Not until you told me did I have any idea of it.It was not until you told me that I had any idea of it.倒装倒装 第二十一页,讲稿共一百零三页哦1.(03北京春北京春)Was his father very strict with him when he was at school?Yes.He had ne
21、ver praised him _ he became one of the top students in his grade.A.after B.unless C.until D.when2.(03上海上海)A good storyteller must be able to hold listeners curiosity _ he reaches the end of the story.A.when B.unless C.after D.until3.It was not _ she took off her dark glasses _ I realized she was a f
22、amous film star.A.when;that B.until;that C.until;when D.when;thenC CD DB B第二十二页,讲稿共一百零三页哦Since 的用法 1.since+时间时间2.since then 3.ever since 4.It is/has been+时间段时间段 since did5.译为译为“既然既然”时引导原因状从时引导原因状从主句谓动用现在完成时,主句谓动用现在完成时,从句谓动用一般过去时,从句谓动用一般过去时,译为译为“自从自从”第二十三页,讲稿共一百零三页哦Mr li has been here since 1998.Mr l
23、i has been here since he came back.Its/has been two years since we arrived here.It is three years since he lived here.他他不在不在这儿住三年了。这儿住三年了。It is two years since he smoked.他他不吸烟不吸烟已有两年了。已有两年了。It is two years since he began to smoke.他吸烟有两年了。他吸烟有两年了。第二十四页,讲稿共一百零三页哦B BD D1.(05北京春北京春)It is almost five yea
24、rs _ we saw each other last time.A.before B.since C.after D.because 2.That was really a splendid evening.Its years _ I enjoyed myself so much.A.when B.that C.before D.sinceB.3.-What about a cigarette?C.-_.Its 3weeks since I smoked.D.A.Yes,please B.No,thanksB B第二十五页,讲稿共一百零三页哦as soon asthe momentthe m
25、inutethe secondthe instantimmediatelydirectlyinstantlyno sooner thanhardly/scarcelywhen可以译为可以译为“一一就就”的连词的连词第二十六页,讲稿共一百零三页哦1.As soon as he arrives,I will tell him.2.The moment I saw him,I recognized him.3.I left immediately the clock struck 5.4.I had hardly got home when it began to rain.=Hardly had
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