高中英语状语从句详解

1、状语从句一：状语从句的定义、功能、分类定义 ：在复合句中作状语的从句功能 ：状语从句在主从复合句中修饰主句中的动词，形容词或副词，或整个主句分类 ：按意义可分为时间、地点、原因、目的、结果、条件、方式、比较、让步等状语从句。位置 ：从句的位置放在句首，也可放在句末。放在句首时，从句后面常用一个逗号，放在句末时，从句前一般不用逗号。二：考点与难点1、各种从属连词的含义及用法比较；2、no matter wh- 与 wh-ever 引导的从句的区别；3、状语从句的时态问题；4、状语从句倒装及省略；5、状语从句与其它从句的区别。三：九种常见状语从句用法1. 时间状语从句引导时间状语从句的从属连词1）

2、.基本类： before、after、when、while、as、 since、till 、 until、once, as soon as, etc. 2）. 名词类the moment ,the minute, the second, the instant,etc. (一就 ); every time, each time, the last time, the first time, the day, the year, the morning etc. 3）. 副词类： immediately, directly, instantly, etc. (一.就.) 4）.句型类： no s

3、ooner than, hardly/scarcely when, etc. (一就 ) 注意 ：1. when, as, while when when 表示时间点时，从句中用短暂性动词；表示时间段时，用持续性动词。eg:. when they were still talking and laughing, the teacher came in. （when 表示段时间）2). he waved a hello when he saw her.（when 表示点时间）. 可用作并列连词，其意义为 “这时,突然” ，相当于 and then suddenly。常用于下列句式：be doin

4、g / be about to do sth/ be on the point of doing / have/had done + when eg.1). i was about to go out when the door bell rang. 2). one evening i was having my dinner when an unexpected friend knocked my door. . 还可以表示原因,意思是“既然”，相当于since; considering that eg. 1). it was foolish of you to take a taxi wh

5、en you could easily walk there in five minutes . 2). how can he get good grades when he wont study? while while 通常表示一段时间，从句中常用持续性动词作谓语。eg: strike while the iron is hot. 趁热打铁。while 有时可以作并列连词，表示对比，可译成“然而”。eg: 1). i am fond of english while he likes maths. while 有时可引导让步状语从句，意思是“虽然”。eg. while they love

6、the children, they are strict with them. as 表示一边一边，强调从句和主句中两个动作交替进行或同步进行。eg: she is singing a song as she took a bath. as表示随着eg: as time goes on, its getting warmer and warmer. 2. till, until和 not until 1）until /till用于肯定句时，表示直到 为止，主句必须为持续性动词。eg: we shall wait until / till he comes back. 2） not until

7、/till表示直到才，主句通常要用短暂性动词。eg: people do not know the value of their health till/ until they lose it. 3) 当 not until 位于句首时，主句中的主语、谓语要使用倒装语序。eg: 直到那时，我才知道我错了。not until then did i know i was wrong. 3. before ：1 we had sailed four days and four nights before we saw land. “才2 we hadnt run a mile before he f

8、elt tired. “不到就”3 please write it down before you forget it. “趁”4before i could remember a word, he had checked me. “还没来得及”5. 句型 it will be/was 段时间 before“还要过多久才”如：还有2 年他才离国。it will be two years before he leaves the country. 6. 句型 it will be/was not 一段时间before“没过多久就” 。如：没过2 年他就离国了it wasn t two years

9、 before he left the country.4since, ever since 1since：自以来。表示动作从过去某一点时间一直延续到说话时间为止。主句中通常为现在完成时，从句中一般用一般过去时。eg: 1). 自从我上次见你，你到哪里去了where have you been since i last saw you 。2ever since 从那时起直至现在，此后一直。eg: he has been sad ever since the death of his wife. 2). 从她小时候起，她就一直在集邮。since she was young, she has be

10、en collecting stamps. 句型 it is/has been段时间 sinceeg: 1). it s two years since he was a college student.他大学毕业已有两年了2). it has been just a week since we arrived here. 我们到那里有一个星期了。5. “一就”表达法：1) as soon as. eg.一下课我就去厕所i went to the toilet as soon as the class was over. 2) immediately ， instantly ， directl

11、y eg:他一到家马上就给她打了电话。they phoned her immediately they reached home. 3) the moment, the minute, the instant, the second eg: 1).他说他一回家就开电视。he said he d turn on tv the moment he got home.2). 告诉他他一回来我就要见他。tell him i need to see him the minute he arrives. 4).hardly / scarcely when, no sooner than主句通常用过去完成时

12、，从句用一般过去时。当 hardly, scarcely, no sooner 位于句子的开头时，主句须用倒装语序。eg: 他刚出发就想起家来。he had no sooner started out than he felt homesick. no sooner had he started out than he felt homesick. 6.next time, the first time, the last time, every time 等eg: 1). 下次你进城一定来看我们。be sure to call on us next time you come to town

13、. 2). 我第一次见他时，他给我留下了好印象he left me a good impression the first time i met him. 3). 我每次见到他，他都是一付痛苦的表情every time i see him he looks miserable. 4).上一次我见到他时，他看上去很开心。the last time i spoke to bob, he seemed very happy. 7.by the time by the tine 也可以引导时间状语从句，意为” 到时为止“，主句一般要用完成时态。eg: 1). by the time he was fo

14、urteen, einstein had learned advanced mathematics all by himself. 爱因斯坦到十四岁时就自学完了高等数学。(从句为一般过去时，主句要用过去完成时) 2). 在你回来之前我将会做完我的活儿。i shall have finished my work by the time you return. 反馈训练一：翻译下列句子1. 趁着还没忘记的时候就记录下来2. 我坚持不断地努力直到获得成功。3. 随着时间一年一年过去，中国变得越来越富强了。4. 我们刚开始就被叫停。5. 下次你来的时候，就会见到他。二、条件状语从句条件状语从句是表示主

15、句动作发生的前提或条件的从句。条件状语从句分为真实条件状语从句和非真实条件状语从句。引导条件状语从句的有if, unless, so/ as long as, as so far as, on condition that, in case, suppose, supposing(that), provided(that), providing(that)等。 条件状语从句中的谓语动词一般要用现在时或过去时代替一般将来时或过去将来时。1.if: 如果 。注意： if only 和 only if 的对比。 if only : 但愿，要是就好了，表示一个不可能实现愿望，要用虚拟语气。 only

16、if : 只有，等于only on condition that ，从句用陈述语气。eg: 如果我们不怕困难，困难就算不了什么了。difficulties are nothing if we are not afraid of them. 只有当你给冰加热，它才会变成水。only if you heat ice, it turns to water. 要是我知道该多好。if only i knew! 2.unless 如果不、除非。等于if not eg: i wont let you in unless you show me your pass. 如果你不出示通行证，我就不让你进来。3.s

17、o long as, as long as, on condition that这几个短语意思差不多，都表示只要， 条件是。eg: .只要我们不灰心，我们就能找到克服困难的方法as/so long as we don t lose heart, we ll find a way to overcome the difficulty. 4.in case 万一，如果，等于 if it happens that 。eg: . in case i forget, please remind me of my promise. 如果我忘了，请提醒我所做的承诺5.providing, provided

18、that, supposing, suppose that, given that如果，只要，假如eg: 1). given that they are inexperienced, they ve done a good job. 考虑到他们缺乏经验，他们的工作已做得很好了。(that 可以省略 ) 2).假设我们弄不到足够的食物，那我们怎幺办？suppose thst /supposing we can t get enough food, what shall we do反馈训练二：翻译下列句子1. 哪里有水，哪里就有生命。2. 你可以随意到你喜欢的任何地方去。3. 无论你去哪都要遵守法

19、律。三.原因状语从句1. 引导原因状语从句最常用的连词是because, since, 和 as，because 直接原因 ,必不可少的原因，非推断，是整个句子的重点，语气最强回答why since 通常放句首译为“既然，鉴于”主从句的时态一般相同。as 不谈自明的原因，语气最弱，多放于句首注意： 1. 在强调句中强调原因状语从句，只能用because引导，不可用as或 since. 2. because可以引导表语从句,而 as, since不可以，这时主语一般都是it, this, that 3. since 往往表示的是已知的客观事实，或分析后的推理，引导的从句大多置于句首，主从句的时态

20、一般相同。for 可做并列连词，不可用于句首，要放句中，引导后半句表原因，强调推理解释。反馈训练三：用 because, as, since 填空it was _ he was ill that he didn t go with us.it s_ he is too lazy._you are here, you must do it. 2复合连词也可以引导原因状语从句，这些连词有： now that, seeing (that), considering (that), for the reason that, by reason that, for fear that, in that

21、等，eg: 1). now (that) (= since) you mention it, i do remember. 2). 考虑到他们是初学者，他们已经做得不错了considering that they are just beginners, they are doing quite a good job. 四.结果状语从句引导状语从句的连接词有so that/ so that /such that 1. so +adj./adv. +that so +adj. +a/an +可数名词单数 + that so +many/much/few/little+ 名词 +that e.g.

22、1). it is so hot that we can t sleep.2). it is so interesting a book that she has read it twice. 2. such +a/an+adj.+单数可数名词+that such +adj. +复数名词 /不可数名词 +that such +a lot of/lots of + 名词 +that eg:it is such a useful book that she has read it twice. there was such delicious food that he had too much.

23、3. so that 引导结果状语从句表示实现的一件事或一个事实，从句谓语动词一般不和情态动词连用，且从句前多有逗号与主句分开。例如：she hurried, so that she caught the bus.(结果） she hurried so that she might catch the bus. （目的）反馈训练四 : 用 so that/ sothat /such that 填空：1.he studied hard _ he passed the exam. 2.he was _ angry _ he couldn t speak. 3. there was _a lot o

24、f rain _ we couldn t go out. 4. it s_ an interesting film _ we all want to see it. 5. he had _many falls _ he was black and blue all over. 6. i am going to the lecture early _ i ll get a good seat. 五.让步状语从句让步状语从句表示在某种相反的条件下，主句中的情况依然会出现。让步状语从句由although, though, however, whatever, whoever, whomever, w

25、hichever, whenever, wherever, whether（是否） , no matter (who, wha, etc), even if, even though 等词注意： 1. although 和 though 均意为“虽然，尽管”但是although 较 though 正式，更多用于句首， though 可用于句首、 句中或句末。 二者均不可以与but 边用， 但可以与副词yet, still, nevertheless等连用。eg: although (though) he was ill, (sill/yet) he went on working. 2. as

26、 引导让步状语从句时,意为“尽管”.从句部分语序要部分倒装。其结构为：n./adj./adv./v +as +主语谓语eg: 1).尽管他很年轻，他能用几种外语读写young as he is, he can read and write in several foreign languages. 2). child as he was, he had to support the family. （表语名词提前并常省去冠词）3.whether.or (not) . .不管还是。eg: 不管你相信与否，这是真的。whether you believe it or not, its true.

27、反馈训练五：1.no matter _ much i have to pay, i will take it. 2.no matter _ you think, you must apologize to her. 3.no matter _ method you have been using, today you must do as i tell you. 4.there was never any time for kate to feel lonely,_ she was an only child. a.ever since b.now that c.even though d.e

28、ven as 5._ you like it or not, you will have to give up smoking. a.if b.whether c.how d.why 6.you should try to get a good night s sleep _ much work you have to do.a.however b.no matter c.although d.whatever 7.you can eat food free in my restaurant _ you like. a.whenever b.wherever c.whatever d.howe

29、ver 六、地点状语从句地点状语从句通常由where, wherever 和 everywhere，anywhere 等引导，eg. 1). wuhan lies where the yangtze and the han river meet. 2). 你最好在有问题的地方做上符号youd better make a mark where you have any questions. 3). i ll go wherever he goes. 4). 他们每到一处都受到了友好的接待。everywhere they went, they were kindly received. 注意：在地

30、点状语从句之前，不要使用介词。eg: 1). 你应该把书放在原来的地方。you should put the book at where it was.(no) you should put the book where it was.(yes) 2). 我们应该到最需要我们的地方去。we should go to where we are needed most.(no) we should go where we are needed most.(yes) 反馈训练六：地点状语从句与定语从句的区别1.-where do you plan to work? -i ve made up my

31、mind to go _i m most needed.a.to the place b.to which c.that d.where 2.i will go to a country for a holiday _ there are a lot of flowers and trees. a.in the place b.where c.which d.wherever 七.目的状语从句引导词： so，so that，in order that，in case，for fear that ，lest(唯恐，以免，为不使）等。其谓语动词常与情态动词can，could，may， might，

32、should，would 连用。eg: 1). 带上雨衣，以防下雨take your raincoat in case it rains. 2).他很早就离开了，生怕错过最后一班火车。he left early in case he should miss the last train. 反馈训练七：1.i d like to arrive 20 minutes early_ i can have time for a cup of tea.a.as soon as b.as a result c.in case d.so that 2.john may phone tonight. i do

33、n t want to go out _he phones.a.as long as b.in order that c.in case d.so that 3. the shanghaiese are making great efforts to beautify the city_ more overseas companies will come. a. in order that b.so as to c.so long as d.on condition that 八.方式状语从句引导词1：as，(象 .一样 ,正如 , 按照 ),as if/as though(好象 ,宛如 )

34、eg: 1). 请按照人家告诉你做的去做。please do as you are told。2). leave it as it is. 事实上 ,按现在的样子3）他的行动就好象什么也没有发生he acted as if (though) nothing had happened. 2在非正式文体或口语中，也可用the way (that) (= as = in the way in which), eg:. 她不用我做的方法来做这件事。she doesn t do it the way i do.反馈训练八：1. 他们对待这黑孩子仿佛他是一头牲口。2. 按照我教你的画一只猫。3. 让一切顺

35、其自然。4. 她用我喜欢的那种方式来做她的工作。九.比较状语从句引导词 :as.as(和一样 ), the same as,not as/soas(不如 ),than(比),the morethe more(越越 ).这种从句常采用省略句的句型，如：eg: 1). 他和我一样大。he is as old as i (am). 2). 他工作的和一个有技术的工人一样快。he worked as fast as a skilled worker. 3). 这个项目完成的比预期中快。the project was completed earlier than we had expected. 4).

36、 他来的越早越好。the sooner he comes, the better (it will be). 区别： we know you better than he (knows you). we know you better than (we know) him. 反馈训练九：1. 她今年比去年进步更大。2. 你卖的票越多，你的收入也越多。3. 你工作越努力，你取得的进步就越大。4. 他不如杰克跑得那样快四：状语从句的省略：在条件，时间， 让步， 方式状语从句中，如果从句的主语和主句的主语一致或者从句的主语是 it,而且谓语包含有be 动词，那么可以把主语或it,跟 be 动词同时省

37、略。eg: 1). while i was in beijing , i paid a visit to the summer palace. = while in beijing , i paid a visit 2). come tomorrow, if it is possible.= come tomorrow, if possible 3). 他站在门口好像在等谁。she stood at the gate as if (she was ) waiting for someone. 4). 尽管很冷，他仍然穿一件t 恤。 though(it was) cold, he still w

38、ore a shirt. 反馈训练十：once _（ see ）, the film can never be forgotten. if _ （invite ）, i will go to the party. she stood at the school gate as if _（wait） for someone. 对比练习1. _ he heard this, he got very angry. i met lucy_ i was walking along the river. _ a child, he lived in the countryside. a. when b.

39、while c. as 2. we were about to leave_ it began to rain. . she thought i was talking about her son, _, in fact, i was talking about my son. . hardly had i finished my composition _ the bell rang. a. when b. while c. as d. during 3. child _ she is, she know a lot. he did the experiment _ he was told.

40、 the pianos in the other shop will be cheaper, but not _ good. a. during b. as c. so d. thoughe. both b and c 4. he would have a look at the bookstores_ he went to town. we decide to finish the work on time, _happens. if we work with a strong will, we overcomeany difficulty, _ great it is. i ll give

41、 the book to _ likes english.a. whenever b. whoever c. whatever d. however 5. it will be years _ we meet again. it is ten years _ i came to this town. it is ten years ago _ i came to this town. a. when b. that c. before d. since 6. _ it rains, the game will be played on time. _ i was twenty, i had n

42、ever been away from my hometown. _ he were there, he couldn t help us.a. even if b. untill c. till d. unless 7. go and get your coat. it is _ you left it. you are free to go _ you like. a. there b. where c. wherever d. when 8. the article is written in such easy english_ all of us can read it. the a

43、rticle is written in such easy english_ all of us can read. a. that b. which c. as d. so that 9. if we work hard, we can overcome any difficulty, no matter _ great it is. if we work hard, we can overcome any difficulty, _ great it is. if we work hard, we can overcome any difficulty, _ difficulty it

44、is. if we work hard, we can overcome any difficulty, no matter _ difficulty it is. a. what b. how c. however d. whatever 2012年状语从句高考题1.（全国高考i，25）i don t believe we ve met before, _ i must say you do look familiar.a. therefore b. although c. since d. unless 2.（重庆高考，30） coach, can i continue with the

45、training? sorry, you can t _ you haven t recovered from the knee injury.a. until b. before c. as d. unless 3.（湖南高考，28）_ i always felt i would pass the exam, i never thought i would get an a. a. while b. once c. if d. until 4.（湖南高考，32）_ hard you try, it is difficult to lose weight without cutting dow

46、n the amount you eat. a. however b. whatever c. whichever d. whenever 5. （福建高考， 30）it is hard for the greek government to get over the present difficulties _ it gets more financial support from the european union. a. if b. unless c. because d. since 6.（北京高考，21） look at those clouds! don t worry. _ i

47、t rains, we ll still have a great time. a. even if b. as though c. in case d. if only 7.（江西高考，31）you can borrow my car _ you promise not to drive too fast. a. unless b. even if c. in case d. as long as 8. （陕西高考， 18） hot _ the night air was, we slept deeply because we were so tired after the long jou

48、rney. a. although b. as c. while d. however 9.（陕西高考， 25）all the photographs in this book, _ stated otherwise, date from the 1950s. a. unless b. until c. once d. if 10.（四川高考， 4）at school, some students are active _ some are shy, yet they can be good friends with one another. a. while b. although c. s

49、o d. as 11. （四川高考， 10） if you happen to get lost in the wild, you d better stay _ you are and wait for help. a. why b. where c. who d. what 12. （天津高考， 14） everything was placed exactly _ he wanted it for the graduation ceremony. a. while b. when c. where d. though 13.（辽宁高考，30）leave your key with you

50、r neighbor _ you lock yourself out one day. a. as long as b. even though c. in case d. as if 14.（山东高考，27）he smiled politely _ mary apologized for her drunken friends. a. as b. if c. unless d. though 15.（山东高考，32）a number of high buildings have arisen _ there was nothing a year ago but ruins. a. when

51、b. where c. before d. until 16.（江苏高考，30）one s life has value _ one brings value to the life of others.a. so that b. no matter how c. as long as d. except that 17.（上海高考，32）i have a tight budget for the trip, so im not going to fly _ the airlines lower ticket prices. a. once b. if c. after d. unless 2

52、013年状语从句高考题1.【2013 北京】 30. i took my driving license with me on holiday,_ i wanted to hire a car. a. in case b. even if c. ever since d. if only 2.【2013 福建】 32. anyone, once _ positive for h7n9 flu virus, will receive free medical treatment from our government. a. to be tested b. being tested c. tes

53、ted d. to test 3.【2013 湖南】 23. you must learn to consult your feelings and your reason _ you reach any decision. a. although b. before c. because d. unless 4.【2013 江苏】 28. in the global economy, a new drug for cancer, _ it is discovered, will create many economic possibilities around the world. a. w

54、hatever b. whoever c. wherever d. whichever 5.【2013 江西】 28.she says that she ll have to close the shop _ business improves. a. if b. unlesss c. after d. when 6.【2013 江西】 34.if _ to look after luggage for someone else, inform the police at once. a. askedb. to askc. askingd. having asked 7.【2013 辽宁】 2

55、4. one can always manage to do more things, no matter _ full ones schedule is in life. a. how b. what c. when d. where 8.【2013 山东】 26. mark needs to learn chinese _ his company is opening a branch in beijing. a. unless b. until c. although d. since 9.【2013 山东】 28. _i have to give a speech, i get ext

56、remely nervous before i start. a. whateverb. wheneverc. whoever d. however 10.【2013 陕西】 18. i have heard a lot of good things about you i came back from abroad. a. since b. until c. before d. when 11.【2013 四川】 7.he was so busy. he cannot afford enough time with his son _ he wants to. a. even if b. a

57、s if c. because d. before 12.【2013 天津】 5. _ small, the company has about 1,000 buyers in over 30 countries. a. as b. if c. although d. once 13. 【2013 浙江】19. there are some health problems that, when _ in time, can become bigger ones later on. a. not treated b. not being treated c. not to be treated d. not have been treated 14.【2013 重庆】 25. _ we have enough evidence, we cant win the case. a. once b as long as c. unless d. since 15.【2013 安徽】 23.its much easier to make friends_ you have similar interests. a. unless b. when c. even though d. so that 16.【2013 北京】 22. dont turn off