高三一轮复习专题3：三大从句复习课件

1、 三三 大大 从从 句句夏津一中：唐庆超一轮复习语法专练一轮复习语法专练 从句只能做主句的某一部分从句只能做主句的某一部分,依附于主句依附于主句而存在而存在,不能独立。不能独立。 从句也具有句子的特征，即有自己的主从句也具有句子的特征，即有自己的主谓结构；而且带有引导词。谓结构；而且带有引导词。 根据从句在句中的作用，可分为名词性根据从句在句中的作用，可分为名词性从句、形容词性（定语）从句和副词性从句、形容词性（定语）从句和副词性（状语）从句三类。（状语）从句三类。 例句：例句：He is the boy that I am looking for. 请大家概括一下从句的三要素：请大家概括一下

2、从句的三要素： 1、完整的主谓关系、完整的主谓关系 2、恰当的连接词、恰当的连接词 3、陈述语序、陈述语序（一）、名词性从句（一）、名词性从句l 名词性从句包括主语从句、宾语从句、表语从句和同位语从句。其关名词性从句包括主语从句、宾语从句、表语从句和同位语从句。其关联词有连词联词有连词that, if, whether；连接代词；连接代词what, who, which和连接副词和连接副词when, where, why, how等。等。从句从句连接词连接词主语从句主语从句宾语从句宾语从句介词后介词后宾语从句宾语从句表语从句表语从句同位语从句同位语从句 that whether ifWh- 词

3、（含词（含how) 带后缀带后缀ever的词的词(二二)连接词的分类及用法连接词的分类及用法1. 连词：连词：that、whether、if用法：只连从句，不做成分，用法：只连从句，不做成分，that作宾语时经作宾语时经常省略。常省略。例句：例句：他明天要来这件事是真的。他明天要来这件事是真的。我不知道会议明天能否准时召开。我不知道会议明天能否准时召开。 为保持句子平衡，为保持句子平衡， that 引导主语从句时，引导主语从句时，常用常用it作形式主语而把真正的主语从句后置。作形式主语而把真正的主语从句后置。主要有以下几种情况。例句：主要有以下几种情况。例句：1、难怪他不饿呢，他吃糖吃了一整天

4、了。、难怪他不饿呢，他吃糖吃了一整天了。It is no wonder that he is not hungry; he has been eating sweets all day.2、据报道，中国又发射了一颗人造卫星。、据报道，中国又发射了一颗人造卫星。It is reported that China has sent another man-made satellite.3、明天他来不来这里没关系。、明天他来不来这里没关系。 It doesnt matter whether he will come here or not tomorrow.4、我突然想到昨天我忘记锁门了。、我突然想

5、到昨天我忘记锁门了。 It suddenly occurred to me that I had forgotten to lock the door yesterday. Whether Whether 和和if if 的用法区别的用法区别A：主语从句：主语从句B：表语从句：表语从句C：同位语从句：同位语从句D：介词的宾语从句：介词的宾语从句E：or not 或或 直接跟不定式（直接跟不定式（to do) 2连接代词：连接代词：who, whom, whose, what, which。 用法：既连接从句，又在从句中做成分。（主、用法：既连接从句，又在从句中做成分。（主、宾、表、定）宾、表、

6、定）例句：例句：他现在最需要的是你的陪伴。他现在最需要的是你的陪伴。What he needs most is your company.我不知道明年我会考上那所大学，但我保证我一我不知道明年我会考上那所大学，但我保证我一定不会放弃的。定不会放弃的。I dont know which college I will go to next year, but I guarantee that I will never give up. what 和和 which 的区别。的区别。 3连接副词：连接副词： where, when, why, how 用法：既连接从句，又在从句中做状语。用法：既连接从

7、句，又在从句中做状语。例句：例句：我不知道我们会在哪儿开会。我不知道我们会在哪儿开会。I dont know where we are going to have the meeting.我急于想知道的是我们什么时候去参观博物馆。我急于想知道的是我们什么时候去参观博物馆。What Im anxious to know is when we can visit the museum.(二）定语从句复习二）定语从句复习1.定语从句类型限定性定语从句非限定性定语从句2.定语从句关系词关系代词 6个关系副词 3个关系代词 that which who whom whose as关系副词 when wh

8、ere why怎样判断一个从句是不是定语从句概念：定语从句又叫形容词性从句，即一个句子修饰一个名词的结构The boy The boy whowho got injured in the accident got injured in the accident was sent to hospital immediatelywas sent to hospital immediately判断以下句子是不是定语从句并选择I advise you to cancel _is unnecessary.He remembered the weekends _ he climbed mountains.

9、We took a picture_ there is a tower.A. What B. when C. that D. where E. which 如何如何判定用关系代词还判定用关系代词还是用关系是用关系副词副词?1.Ill never forget the days_ we worked together. 2.Ill never forget the days _ we spent together. 3.I went to the place I worked ten years ago. 4.I went to the place _ I visited ten years a

10、go. 5.This is the reason _ he was late. 6.This is the reason _ he gave. when /in whichWhich/that /省略省略where/ in whichwhy/ for whichthat/whichVt.Vt.Vt.Which/that /省略省略 当先行词为当先行词为all, much, little, few, none, something, anything, everything, nothing等不定代词时等不定代词时a.a. AllAll that that can be donecan be d

11、one has been done.has been done.b. I am sure she has b. I am sure she has something something (that) you (that) you can borrow.can borrow.考点二：只用考点二：只用 thatthat不用不用 whichwhich 先行词被先行词被all, every, no, some, any, little, much修饰时：修饰时： Ive read all the books (that) you gave me.先行词是先行词是序数词序数词或或形容词最高级形容词最高

12、级修饰时。修饰时。 1. This is the best book (that) Ive ever read. 2. This is the first composition (that) he has written in English.先行词被先行词被the only, the very, the last the only, the very, the last 修饰时。修饰时。That white flower is the only one (that) I really like.This is the very book (that) I want to find. 当有当

13、有两个或两个以上分别表示人和物的先行词两个或两个以上分别表示人和物的先行词时，时，这个定语从句要用这个定语从句要用thatthat而不用而不用who (whom)who (whom)和和whichwhich引导。如：引导。如：He talked about the teachers and schools （that） he had visited.用用whichwhich不用不用thatthat1.1.非限定性地语从句非限定性地语从句2.2.在介词加关系代词中在介词加关系代词中1) Do you have anything _ you dont understand?2) The only

14、thing _ we can do is to give you some advice.3) Who is the man _ is standing there?4) She heard a terrible noise， _ brought her heart into her mouth.thatthatthatwhich练一练练一练：that 与与 which填上合适的关系词并分析原因填上合适的关系词并分析原因：1.The way _he explained the sentence to us was not difficult to understand. 2.The way _

15、he explained to us was quite simple.that/ which/不填不填that/in which/不填不填缺宾语缺宾语考点考点三三：the way用做先行词用做先行词缺少主语或宾语缺少主语或宾语:引导词用引导词用that / which / 不填不填(缺宾语时缺宾语时)主语宾语都不缺主语宾语都不缺:引导词用引导词用that / in which / 不填不填3. What surprised me was not what he said but _ he said it. （湖北）（湖北） A. the way B. in the way that C. i

16、n the way D. the way which高考题链接：高考题链接：试一试试一试 介词加关系代词介词加关系代词1. Do you know the boy _ _ your mother is talking?2. I still remember the day _ _ I first got to Paris.3. He gave me some novels _ _ I am not very familiar.to whomwith whichon which考点考点四四：介词介词+ +关系词关系词定语从句句首为介词时定语从句句首为介词时,后可接的关系词为后可接的关系词为:介词

17、介词+whom / which / whosee.g. I recognized the boss in company my sister was working. 总结总结whose介词的选用原则介词的选用原则1)根据定语从句中根据定语从句中谓语动词谓语动词的的习惯搭习惯搭 配配来决定。如：来决定。如：This is the camera _ I spent 6 yuan. This is the camera _ I paid 6 yuan. spend money on sth.为固定搭配为固定搭配pay money for sth.为固定搭配为固定搭配on whichfor whic

18、h2)根据根据先行词先行词的的搭配习惯搭配习惯来决定。来决定。如：如：I remember the day _ I came to my tower of ivory.I remember the days _ I visited Paris. 强调在具体某一天要用介词强调在具体某一天要用介词on强调在某几天时间内要用介词强调在某几天时间内要用介词duringon whichduring which3) 根据从句中根据从句中动词与先行词动词与先行词的的逻辑关系逻辑关系。 Is that the newspaper _ you often write articles?for which3. _

19、 is known to all, he is the best student.As难点一：难点一：as的用法的用法asthatwhich1. It is such a big stone _ nobody can lift.2. It is such a big stone _ nobody can lift it.asthat归纳：归纳：asas引导限制性定语从句先行词前常被引导限制性定语从句先行词前常被such, the same, such, the same, so, as so, as 修饰，修饰，即构成即构成suchsuchas , the same as , the same

20、 as, as, sosoas, as, 结构，结构，asas在定语从句中应充当成分如：主语、在定语从句中应充当成分如：主语、宾语或表语。宾语或表语。注意注意asas 与与whichwhich引导引导非限制性定语从句非限制性定语从句都能指代都能指代整句内容整句内容，The earth is round,_ is known to all._ is known to all, the earth is round.which/ as As1. Ive come to the point where I cant stand him.我已经到了无法容忍他的地步了。我已经到了无法容忍他的地步了。wh

21、ere引导的定语从句先行词大多数情况下是引导的定语从句先行词大多数情况下是 表示地点的名词，但也有特殊情况。表示地点的名词，但也有特殊情况。难点二：一些特殊词之后的难点二：一些特殊词之后的where解析：解析：如果定语从句分别修饰如果定语从句分别修饰point, situation, condition和和case等表示抽象意义的词，常用等表示抽象意义的词，常用where 引引导，意思是导，意思是“到了某种地步，在某种境况中到了某种地步，在某种境况中” 。1.We are trying to reach a point _ both sides will sit down together a

22、nd talk. （山东）（山东） A. which B. that C. where D. when2. -Do you have anything to say for yourself? -Yes, theres one point _ we must insist on . （江西）（江西） A. why B. where C. how D. /比较一下：比较一下：不缺成分用不缺成分用wherewhere缺宾语用缺宾语用that/which/that/which/不填不填1. After living in Paris for fifty years he returned to th

23、e small town _ he grew up as a child. (NMET) A. which B. that C. where D. when 2. The film brought the hours back to me_ I was taken good care of in that faraway village.(NMET) A. until B. that C. when D. where3. _ is reported, the storm will last for a long time. _is reported is that the storm will

24、 last for a long time. _is reported that the storm will last for a long time. A. That B. What C. It D. AsDBC4. The car _ owner is a musician is in good condition.(湖北湖北) A. whom B. whose C. that D. which5. I dont like the way_tourists were treated in Sanya.A.on which B. in whichC. in that D. where例析：

25、定语从句易错点 易错点一：关系代词和关系副词的混用易错点一：关系代词和关系副词的混用 e.g. 1. Ill never forget the days when I spent in New York with you. 2. Ill never forget the days which I visited New York with you. 易错点二：固定句式出错易错点二：固定句式出错 e.g. 1. Mary is so lovely a girl as everybody loves her. 2. Mary is so lovely a girl that everybody l

26、oves. 易错点三：主语和谓语不一致的现象易错点三：主语和谓语不一致的现象 e.g. 1.Tom is one of the students who likes swimming. 2. Tom is the only one of the students who like swimming. 易错点四：与强调句及其他句型的混合易错点四：与强调句及其他句型的混合e.g. 1. Was it in the shop that you bought the recorder that you lost your pen?易错点五：对先行词概念不明确易错点五：对先行词概念不明确e.g. 1.

27、Is this library that you visited yesterday? 2. Is this the library where you visited yesterday? 易错点六：特殊名词作先行词时关系词的选取错误易错点六：特殊名词作先行词时关系词的选取错误e.g. 1. I dont like the way which you speak to her. 易错点七：忽略易错点七：忽略that和和which引导限定性定语从句的区别引导限定性定语从句的区别e.g. 1. This is the most exciting football game which I hav

28、e ever seen. （怎么改）易错点八易错点八:介词前置出错介词前置出错e.g. 1. Tell him all the things on which he should pay attention. (怎么改） 易错点九：易错点九：which和和whose意义不明确意义不明确e.g. 1. The book which cover is broken is of great help to all of us. wherethat1.This is the library_I borrowed the book.2.It is from this library_I borrowed

29、 the book. where定语从句定语从句that强调句型强调句型综合考查一：综合考查一：定语从句与强调句定语从句与强调句3. -Where did you last see Mr. Smith? -It was in the hotel_ I lived. A. that B. which C. where D. when难点三难点三.综合考查综合考查 近年来，高考对定语从句和其它从句如：强调句近年来，高考对定语从句和其它从句如：强调句、名词性从句和状语从句等的综合考查越来越多，这就要名词性从句和状语从句等的综合考查越来越多，这就要求考生有扎实的基础知识和较强的综合分析能力。求考生有扎

30、实的基础知识和较强的综合分析能力。综合考查二：综合考查二：定语从句与同位语从句定语从句与同位语从句1. We all have heard the news_ our team won.2. We dont believe in the news _ he told us yesterday.that that/which/that/which1. We should go to the place_ we are most needed.2. We should go to the place_ needs us most. A. it B. where C. that D. whatBC对

31、比训练对比训练 1. It was October_we met in Damiao for the first time. 2. It was in October_we met in Damiao for the first time. A. that B. which C. when D. whileCA对比训练对比训练 1. He is such a good teacher_ we all like him. 2. He is such a good teacher_ we all like. A. whom B. that C. as D. whichBC对比训练对比训练1.Whi

32、le I was wondering at this, our schoolmaster took his place. ( )2. Where there is a will, there is a way. ( )3. Now that/Since everybody is here, lets begin our meeting. （ ）4. Ill speak slowly so that you can understand me. ( )时间时间地点地点原因原因目的目的5. So clever was he a student that he was able to work ou

33、t all the difficult problems. ( ) 6. As long as you dont lose heart, youll succeed. ( ) 7. Try as he might, he could not find a job. ( ) 8. The old lady treats the boy as if he were his own son. ( ) 9.He woke up as suddenly as he had fallen asleep. ( ) 结果结果条件条件让步让步方式方式比较比较一个一个_在复合句中用作状语时在复合句中用作状语时,在

34、语法上叫在语法上叫状语从句。从句由状语从句。从句由_ 、_或或_引导。引导。状语从句可分为：状语从句可分为：1) _ 2) _ 3) _ 4) _ 5) _ 6) _ 7) _ 8) _ 9) _等等句子句子时间时间地点地点 原因原因目的目的结果结果条件条件 方式方式比较比较 让步让步名词词组名词词组从属连词从属连词副词副词一一. 时间状语从句的引导词时间状语从句的引导词1. when, while , as, before, after, until, till, since, ever since, once, as soon as ，2. every time, next/last/ea

35、ch time, the first time, the moment, the minute, the instant4. hardlywhen, no soonerthan, scarcelywhen3. immediately, instantly, directlywhen, while, as1._ we were talking, Mr. Smiths came in.2._ they came home, I was cooking dinner.3. I was about to go to bed _ I heard someone knock at the door.4.

36、_ we were watching TV, he was studying.5. He is fat _ his brother is thin.6. _ she sang, tears ran down her face.While/ WhenWhenwhenWhilewhileAs连接词连接词when、while、as的用法小结的用法小结1、when 的用法：的用法：（1）when引导的时间状语从句的谓语动引导的时间状语从句的谓语动词可以是延续的，也可以是表短暂性动作词可以是延续的，也可以是表短暂性动作的动词，可用于主句和从句动作同时发生的动词，可用于主句和从句动作同时发生或从句动作先于

37、主句动作。如：或从句动作先于主句动作。如： When the film ended, the people went back. When I lived there, I used to go to the seashore on Sundays.（2）可用作并列连词，其意义为）可用作并列连词，其意义为“那那时，这时时，这时”，相当于，相当于and at this/that time。常用于句式：。常用于句式：Somebody was doing something when Sb. was about to do sth. when (刚要刚要这时突然这时突然)2、连接词、连接词while

38、的用法的用法 （1） while意思是意思是“当当的时候的时候”或或“在某一在某一段时间内段时间内”，引导的从句动作必须是持续性的，引导的从句动作必须是持续性的，侧重主句动作和从句动作相对比。侧重主句动作和从句动作相对比。 People dont talk so loudly while others are working.（2）从句和主句的谓语动词都为延续性动词时）从句和主句的谓语动词都为延续性动词时, 只能用只能用while; while还可作并列连词还可作并列连词,表示表示”而而”. I was reading while he was watching TV.（3）引导让步状语从句引

39、导让步状语从句( (句首）句首）3as 的用法：的用法：(1) as 着重强调主句和从句的动作同时或几着重强调主句和从句的动作同时或几乎同时发生，如：乎同时发生，如： The students rose as the teacher entered the classroom. (2)as还可以表示还可以表示“随着随着”，如：，如： As time goes by, it is getting colder and colder.(3) As 还能表示还能表示“一边一边一边一边”，如：，如： He looked behind from time to time as he went.befor

40、e,after,since1.He had left the town the day _ she arrived.2.It was not long _ he left his hometown.3.I played football _ I (had) finished my homework4.Please tell her Ill come _ I do some shopping.beforeafterbeforeafter5. It will not be long _ we meet each other again.6. I _ (be) at his bedside sinc

41、e he _ (become) ill.7. It _ (be) two years since we _ (begin) to use this machine.beforehave beenbecameis/ has beenbeganConclusion:1）句型）句型It will be/was一段时间一段时间before “还要过多久才还要过多久才” 如：如： It will be two years before he leaves the country.2）句型）句型It will be/was not一段时间一段时间before “不多久就不多久就”，如：，如： It was

42、 not long before he worked out the problem.3）句型）句型It be一段时间一段时间since ,该句型该句型主句和从句中动词谓语时态的搭配很严格。主句和从句中动词谓语时态的搭配很严格。It is/has been since sb. did sth. 如：如： It is three years since she joined the army.从句动词为瞬间动词，表示从句动词为瞬间动词，表示“自自以来，以来，已经过去多长时间了已经过去多长时间了”。It is four days since she was ill.从句谓语动词为延续性动词，表示从

43、句谓语动词为延续性动词，表示“自自结束以来，已经过去多长时间了结束以来，已经过去多长时间了”。till 与与until:1. He lived with his parents _ he graduated from college.2. Not _ he told me did I know the truth.3. The children _ (will come) home until/ till its dark.4. It was _ the war was over that he returned to his land.till/ untiluntilwont comenot

44、 until小结：小结：till, until和和notuntil：1.until/till引导时间状语从句用于肯定句时，引导时间状语从句用于肯定句时，主句的动词是延续性动词，表示动作或状主句的动词是延续性动词，表示动作或状态一直持续到态一直持续到until/till所表示的时间，意为所表示的时间，意为“某动作一直延续到某时间点才停止某动作一直延续到某时间点才停止”。如：如： We waited until he came. 2用于否定句时，主句谓语动词是非延用于否定句时，主句谓语动词是非延续性动词，从句为肯定，意为续性动词，从句为肯定，意为“某动作某动作直到某时间才开始直到某时间才开始”。如

45、：。如： He wont go to bed till/until she returns.3till不可以置于句首，而不可以置于句首，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： It was not until you told me that I had any idea of it. Not until you told me did I have any idea of it.一一就就ill. 1._ he saw the monster, he tur

46、ned pale.2、 The spy had _ returned home than he was told to go to another country.3、We had _returned home when it rained.4、_ had we begun when we told to stop.The moment/ minute/ Immediately/no soonerhardly/scarcelyHardly/ ScarcelyAs soon as5) no soonerthan hardly/scarcelywhen 刚刚就就A. 时态：主句用时态：主句用过去完

47、成时过去完成时（had + p.p.） 从句用从句用一般过去时一般过去时B. 倒装：倒装： no sooner/hardly/scarcely放句首，放句首，主句主句要到装要到装二二. 地点状语从句地点状语从句:where, wherever，no matter where You would let your children play where you can see them.Wherever you are, I will be right there waiting for you.区分：区分： wherever，no matter where1.The Red Cross is

48、expected to send help_there is human suffering.A.whoever B.however C.whatever D.wherever 2.-Mom，what did your doctor say？ -He advised me to live_the air is fresher. A.in where B.in which C.the place where D.where D D三、三、 原因状语从句原因状语从句原因状语从句的引导词有：原因状语从句的引导词有：because, as, sincenow that（既然）（既然）, conside

49、ring that（考虑到）（考虑到）, seeing that（鉴于）（鉴于）用用because, as, since 与与for填空填空:1.-Why are you crying, Tom? - _ Ive broken your necklace, mom.2. I went to bed early _ I was tired.3. I was not kind to him_ he was rude.4. _ I had a cold, I was absent from school.5. My mother was ill and I sent for Tom, _ he wa

50、s a doctor.6. _ we are all here, lets begin our class.BecausebecausebecauseAsforSinceConclusion:1.because直接原因直接原因，非推断语气最，非推断语气最强回答强回答why2.since表示表示“既然既然”，语气较弱；强调对方，语气较弱；强调对方已经知晓，无需加以说明的原因，只可以已经知晓，无需加以说明的原因，只可以放在句首。放在句首。3.As“由于由于”，语气最弱，表示往往是十分，语气最弱，表示往往是十分明显的原因，常放在句首，比较口语化。明显的原因，常放在句首，比较口语化。4.For 放句中

51、，放句中，对前面一句话的内容的补充对前面一句话的内容的补充说明说明 。 四四. 条件状语从句条件状语从句:引导条件状语从句的连接词有引导条件状语从句的连接词有:if, unless, as/ so long as（只要）（只要）, in case,on condition that(条件条件.), provided (that) (假设），等假设），等 1、The WTO cannot live up to its name _ it does not include a country that is home to one fifth of mankind. Aas long as Bwh

52、ile Cif Deven though2、 It is known to all that _ you exercise regularly, you wont keep good health. A. unless B. as long as C. although D. if Conclusion:1.条件状语从句中条件状语从句中,如果主从句都表将来动作，如果主从句都表将来动作，主句用将来时态，从句用一般现在时态主句用将来时态，从句用一般现在时态. If you dont hurry up, you will miss the plane.2、unless 相当于 if not，意思是“

53、除非”“如果不就”。We cant get there on time unless we book the earliest flight.= We cannot get there on time if we dont book the earliest flight.as/so long as, in case1、I always take something to read when I go to the doctors _ I have to wait. 2、Ill go _ you go.in caseas/so long as1、You can have my bicycle

54、for a fewdays _ you return it by Sunday.2、 _ anything importanthappens, please call me up.3、 _ you had one million dollars, what would you do? on condition thatIn caseSuppose/Supposing on condition that：条件是：条件是 in case :万一万一 supposesupposing (that): 假设，如果假设，如果五、让步状语从句五、让步状语从句1.He went out, _ it was

55、raining.2._ they are poor, they buy a great many books.3.Child _ he is, he has learnt advanced mathematics.though/althoughAlthoughasthough, although, even if/ though, while, no matter, whatever, however, as_he is a child, he has learnt advanced mathematics.No matter _ happens, dont be discouraged.No

56、 matter _ hard he tried, he couldnt open the door.No matter _ you go, you must write to your parents.No matter _ you marry in the future, he must be an honest man.howwherewhowhatEven ifthough/ although1、一般可互换：、一般可互换：主句前可用主句前可用yet, still, 常省略常省略 但不能与但不能与but连用。连用。 Though/ although it sounds strange, （

57、yet） it is true.2、倒装句、倒装句和和独立副词放句末独立副词放句末只能用只能用though. Strange_ it may seem, heremained single all his life. It was hard work, I enjoyed it, _.thoughthoughas引导让步状语从句引导让步状语从句,表示表示“尽管、虽然尽管、虽然”。但从句要倒装。句型为：但从句要倒装。句型为： adj./adv./单数单数n.(不加冠词不加冠词)/v+as+主语主语+谓语谓语 1、Young as she is, she can help her mother.

58、2、 Fast as he runs, he is the last one. 3、Try as you may, you might fail as well.六、目的状语从句六、目的状语从句引导目的状语从句的引导词有：引导目的状语从句的引导词有：so that, in order that (为了）为了）for fear that（以免，（以免， 以防）以防）1.He got up early _ he could catch the bus.2._ he could catch the bus, he got up early.3.I stayed at home all day _ y

59、ou called.in order that/ so thatIn order thatso that, in order that ,for fear that, in casefor fear thatConclusion:1、目的状语从句中的谓语动词常与情态动词、目的状语从句中的谓语动词常与情态动词can, could, may, might, should等连用。如：等连用。如： Take this medicine so that you can recover soon.2、in order that 常用于正式文体，可放于句首，常用于正式文体，可放于句首，也可放于句中；而也可放

60、于句中；而so that往往只放于句中。往往只放于句中。3、目的状语从句可以和动词不定式互换。如：、目的状语从句可以和动词不定式互换。如： Well sit in front of the hall so that/in order that we can hear better.= Well sit in front of the hall _ _ hear better.so as to/in order to七、结果状语从句七、结果状语从句结果状语从句的引导词有：结果状语从句的引导词有：so that, sothat, suchthat1、I was caught in a shower