状语从句
1. 时间状语从句
(1) when引导的时间状语从句
①when引导的时间状语从句，其动词既可以是延续性动作的动词，也可以是瞬间性动作的动词，可以表
示主句的动作和从句的动作同时发生，或从句的动作发生在主句的动作之前。
when you apply for a job, you must present your credentials.
当你申请工作时，你必须递交你的有关证件。（同时）
ll adopted talking.
when the students heard the teacher’s footsteps, they a
当学生们听到老师的脚步声时，他们都停止了讲话。（从句动作发生在前）
② when还可表示just then（正在那时）的意思，此时其所引导的从句只放在主句之后。
we were about to start when it began to rain. 我们正要动身，突然天下起雨来。
The game had hardly/scarcely/barely begun when it started raining. 比赛刚刚开始就下起雨来。
(2) as引导的时间状语从句
as侧重表示主句和从句的动作并相发生,翻译成一边，一边。
We were having breakfast as she was combing her hair. 她梳头时我们在吃早饭。
(3) while引导的时间状语从句
while或“在……期间”，所引导的从句的动作是延续性的，并表示和主句的动作同时发生。
When the teacher paraphrased the text in English, the students listened attentively and took notes. 当老师用英语解释课文时，学生们聚精会神地听并做着笔记。
I can learn while I work. 我可以边工作边学习。
(4) before引导的时间状语从句
在……之前”
① before“
I’ll be back before you have left.你离开之前我就会回来。
② before“……之后才”
It may be many years before we meet again. 可能要过许多年我们才能再见了。
It was three days before I came back. 他三天后才回来。
(5) as soon as/once/directly/the instant等引导的时间状语从句
as soon as 是最常见的表示“一……就”的从属连词，其他连词还有immediately，instantly，the instant (that)，the minute(that) ，the moment(that)等，它们通常都可与as soon as换用。
As soon as we got home, the telephone rang. 我们一到家，电话就响了。
I recognized her immediately I saw her. 我一看见她就认出她来了。
Directly the teacher came in everyone was quiet. 老师一进来，大家就静了下来。
(6) hardly...when/no sooner...than引导的时间状语从句
关联从属连词hardly/barely/scarcely...when和no sooner...than的意思是“刚……就”，它们所引导的从句中的
谓语动词通常为过去完成时。如：
He had no sooner (no sooner had he)arrived home than he was asked to start on another journey. 他刚一到家，就又要他出另一次差。
No sooner had the words been spoken than he realized that he should have remained silent.
这些话刚一出口，他就意识到自己应该保持沉默。
(7) since引导的时间状语从句
在含有since引导的时间状语从句的复合句中，从句的谓语动词通常为一般过去时，主句的谓语动词通常
为现在完成时、过去完成时和一般现在时：We’ve never met since we graduated from the college. 大学毕业后我们就再没见过面。
Great changes have taken place since you left. 你走了以后，这里发生了巨大变化。
(8) till/until引导的时间状语从句till和until同义，作“直到……时(为止)”解，till多口语话，until多用于句首。如：
Donald will remain in college until(till) he finishes his Ph.D course.
唐纳德将留在学校直到完成他的博士学位课程。
I won’t go with you until(till) I finished my homework. 等我做完作业我才和你一起去。
2. 地点状语从句
(1) where引导的地点状语从句，很简单，最基础的。
在（或到）……的地方”
从属连词where“
Where there is a will, there is a way. 有志者事竟成。
Put it where you found it. 把它放在原来的地方。
① where 在地点状语从句中，除指地点外，还可指处境等。就看句子翻译了。如：
He said he was happy where he was. 他说他对自己的处境很满意。
It’s your fault that she is where she is.她今天落到这个地步都怪你。
(2) wherever引导的地点状语从句wherever=no matter where,后者只能放句首。
在（或到）……的各个地方”：
从属连词wherever“
You can go wherever(anywhere) you like these days. 这些天你可以去你想去的地方。
Where (no matter where) they went, the experts were warmly welcomed.
专家每到一处，都受到热烈的欢迎。
Sit down wherever you like. 你喜欢坐哪儿就坐哪儿wherever不可以换成no matter where
3. 原因状语从句
(1) because引导的原因状语从句
通常用于回答why引出的疑问句，语气最强，该从句一般位于主句后面。
我没有和她一起出国是因为费用太高。
I didn’t go abrord with her because I couldn’t afford it.
Don’t scamp your work because you are pressed for time.不要因为时间仓促而马马虎虎。
(2) as引导的原因状语从句
as引导的原因状语从句多位于主句之前，通常可以和since换用。如：
，I asked a policeman. 我不认识路，因而问警察。
As I didn’t know the way
As it is snowing, we shall not climb the mountain. 由于在下雪，我们不去爬山了。
(3) since引导的原因状语从句
since引导的原因状语从句多位于主句之前，通常可以和as换用。与as用法一样
Since traveling by air is much faster,they decided to take a plane. 既然乘飞机旅行快得多，他们就决定坐飞机。
，I’ll ask someone else. 你既然不帮我，那我就请别人帮忙。
Since you won’t help me
(4) now(that)引导的原因状语从句
既然”，
now(that)“
Now(that) you have passed your test you can drive on your own. 你既已考试合格，就可以独自开车了。
(5) seeing (that)引导的原因状语从句
鉴于；由于”，通常用于非正式文体。如：
Seeing (that)“
Seeing (that) the weather is bad，we’ll stay at home. 天气不好，我们还是呆在家里吧。
4. 目的状语从句
(1) in order that引导的目的状语从句
为了；以便”。多用于正式文体，通常可以与so that换用。如：
in order that“
You stopped at Hangzhou in order that they could go around West Lake.
他们在杭州停了下来，以便游览西湖。
The expert spoke slowly in order that everyone should understand.
专家讲得很慢，以便人人听得懂。
(2) so (that)引导的目的状语从句
为了；以便”。so that通常可以与in order that换用，它所引导的目的状语从句总是放在主句之后，
so that“
在非正式文体中，常省略that。如：
Speak clearly so that they may understand you. 你要讲得清楚，他们才听得懂。
She wanted tea ready at seven so she could be out by eight.
她要七点钟备好茶点，这样她八点以前就可以出门了。
(3) in case/for fear (that)等引导的目的状语从句
以防”。in case它所引导的从句中的
in case，for fear(that)这俩个从属连词都表示否定目的，意思是“以免”,“
谓语动词可以是陈述语气形式，也可以是虚拟语气形式；for fear(that)引导的从句中的谓语带有may，might，should等情态动词
Take your umbrella in case it rains. 带上你的伞，以防下雨。
He took an umbrella with him for fear that it might rain. 他带了一把伞，以防下雨。
1. 结果状语从句
(1) so that引导的结果状语从句
引导什么从句根据句意来判断
① so that引导的结果状语从句只能位于主句之后，so that”
Suddenly it began to rain heavily，so that it was almost impossible to carry on driving.
突然下起了大雨，几乎无法继续开车。
Linda phoned me in on arrival so that I know she was safe and sound.
琳达到达后给我打了电话，因而我知道她平安无事。
(2) so...that引导的结果状语从句
如此……以致”，that可以省略，so后面接形容词或副词。如：
so...that“
She spoke so fast that nobody could catch what she was saying.
她说话如此之快竟没有人听出来她在讲什么。
There is so little time left that I have to tell you about it latter.
现在剩下的时间不多了，我只好以后再给你讲这件事。
(3) such...that引导的结果状语从句
引导结果状语从句的such...that的具体内容是：such+a/an+形容词+名词+that从句。such+a/an+形容词+单数名词+that=so+形容词+a/an+单数名词+that从句。
The professor told us such a funny story that all the students laughed．
(＝The professor told us so funny a story that all the students laughed.)
教授讲了个很有趣的故事，(以致于)所有的学生都笑了起来。
2. 条件状语从句
(1) if引导的条件状语从句
If引导条件状语从句。翻译成“如果”
If I were a bird ,I would fly. 如果他说了那样的话，他不可能是说实话。
(2) unless引导的条件状语从句
unless引导的是否定条件状语从句，在意义上相当于if...not，而且语气较强，一般不用于虚拟语气。如：You’ll be late unless you hurry.你会迟到的，如果不赶快的话。
(3) if only引导的条件状语从句
if only在引导条件状语从句时意为“只要；如果”。如:
I’ll let you use the car if only you keep it in g ood condition. 只要你把车保养好，我就让你用。
(4) as/so long as引导的条件状语从句
as/so long as意为“只要；如果”。如：
只要不下雨我们就能玩。
As long as it doesn’t rain, we can play.
(5) provided (that)/providing (that)引导的条件状语从句
provided (that)/providing (that)意为“如果；只要”。如：
I will agree to go providing (that my expense are paid.) 假如为我负担费用，我就同意去。
3. 让步状语从句
(1) although/though引导的让步状语从句
although和though，都作“虽然；尽管”解，通常可以换用，Although they have been talking for a long time, he cannot make her believe him.
虽然和她谈了半天，他还是不能让她信任自己。
(2) even if引导的让步状语从句
即使，纵然”，从句表示的是尚未发生的动作或存在的情况。如：
even if “
Even if I failed again, I will not give up the experiment. 即使我再次失败，我也决不会放弃实验。
(3) even though引导的让步状语从句
even though“
虽然，尽管”，通常可以和although/though换用。如：
Even though I didnt understand a word，I kept smiling. 即使我一个字也不懂，我还是保持微笑。
Even though you say so，I do not believe it.
即使你这样说，我也不信。
(5) while引导的让步状语从句s
while“虽然，尽管”，
While I understand your point of view，I do not share it.
我虽了解你的观点，但不敢苟同。
(6) whatever/no matter what引导的让步状语从句
Whatever=no matter what都作“无论什么”解，
Whatever/No matter what he says，don’t go. 不管他说什么，你都不要走。
We are determined to fulfill the task whatever happens.
不管发生什么了，我们决心完成任务。
(7) whichever/no matter which引导的让步状语从句
Whichever=no matter which都作“无论哪个”解
Whichever/No matter which you buy，there is a six-month guarantee.
不论你买哪个，都有六个月的保修期。
No matter which of the two men had stolen her purse Barbara was determined to find them.
不管这两个人是谁偷了她的钱包，芭芭拉决心找到他们。
(8) whoever/no matter who引导的让步状语从句
Whoever=no matter who都作“无论谁”解
，whoever you are. 不管你是谁，都不能进来。
You can’t come in
(10) however/no matter how引导的让步状语从句
However=no matter how都作“无论如何……”解
However high it may be，it can’t reach the sky. 它不论有多高，也高不到天上去。
(11) whenever/no matter when引导的让步状语从句
Whenever=no matter when 都作“无论何时”解，
，he cheers me up. 每当我不高兴时，他就给我鼓劲儿。
Whenever I’m unhappy
(13) as引导的让步状语从句
as在引导让步状语从句时作“虽然；尽管”和“即使”解，但是它不位于句首，在它前面的可以是形容词、名词、副词等。如：
Strong as you maybe, you cannot lift it. 虽然你可能很有力气，你却无法把它提起来。
Late as it was, they continued to study. 时间尽管不早了，他们仍继续学习。
4. 方式状语从句
(1) as引导的方式状语从句
as在引导方式状语从句时意为“以……方式；如同……那样”，从句有时是省略句。如：
Do as I say. 要照我说的做。
I did just as you told me. 我正是照你说的办的。
Air is to man as water is to fish. 空气之于人犹如水之于鱼。
(2) as if/as though引导的方式状语从句
as if和as though的用法相同，都作“好像，仿佛”解。如：
二者引导的状语从句往往用虚拟语气，表示与事实相反。
I were mad. 他们瞧着我好像我发疯了似的。
They looked at me as if ‘as though
They look as if/as though they know each other. 他们看来好像互相认识。
5. 比较状语从句
(1) as...as 引导的比较状语从句
as...as表示同级比较，主句中用形容词或副词的原级形式，从句常常为省略句。如：
We were as fortunate as them (they were) 我们和他们一样幸运。
I hope she will make as much progress as you (have done). 我希望她将取得和你同样的进步。
(2) not so/as...as 引导的比较状语从句
not so/as...as表示同级比较，主句中用形容词或副词的原级形式，从句常常为省略句。如：
That’s not so/as simple as it sounds. 那件事情不像听起来那么简单。
状语从句练习题 1.I had been looking for the book for two days____ I found it at last. a.until b. when c. before d. while 2.He punished his students ____ they did anything wrong. a.however b. whenever c. whatever d. whichever 3.Those passengers will wait here____ the bus arrives. a.until b. because c. though d. as 4.Hardly had we reached home ____ it began to rain. a.before b. than c. as soon as d. when 5.No sooner had we arrived at the cinema___ the film began. a.than b. before c. when d. as soon as 6.You can’t watch TV ____ you’ve finished your homework. a.since b. until c. as d. after 7.We had scarcely left our school____ the rain began. a.before b. than c. while d. when 8.We have never seen her again_____ she went to work in another city. a.when b. as c. since d. while 9.____ the fight stopped, travel across the country has been quite safe. a.Since b. When c. After d. Unless 10.They were just about to leave____ the telephone rang.
高中英语状语从句讲解汇总 原因从句 除了下面A2，A3中所示各种类型外，这两种从句均可由as或because来引导。但是用as引导原因从句较为稳妥（参见A）；用because引导结果／原因从句较为稳妥（参见B）。 A 原因从句 1 由as／because／since 引导的原因从句： We camped there as／because／since it was too dark to go on． 我们在那里露宿是因为天太黑，不能再继续往前走了。 As／Because／Since it was too dark to go on，we camped there． [ 因为天太黑不能再继续往前走，我们就在那儿露宿了。 2 in view of the fact that可用as／since／seeing that来表示，但不能用because： As／Since／Seeing that you are here，you may as well give me a hand． 既然你在这儿，你就帮我个忙吧。 As／Since／Seeing that Tom knows French，he’d better do the talking． 既然汤姆懂法语，最好让他来谈。 3 在as／since／seeing that意指以前共知的或共知的陈述时，可用if来代替： ~ As／Since／Seeing that／If you don’t like Bill，why did you invite him 既然／如果你不喜欢比尔，你为什么邀请了他 注意：if so的用法： —I hope Bill won’t come． —If so（＝If you hope he won’t come），why did you invite him —我希望比尔别来。 —如果这样（=如果你希望他不来），你为什么邀请了他 关于if＋so／not，参见第347节。 ~ B 结果从句由because或as引导： The fuse blew because we had overloaded the circuit． 保险丝烧断了，因为我们使线路超载了。 He was angry because we were late． 他生气是因为我们来晚了。 As it froze hard that night there was ice everywhere next day． 因为那天晚上冷得厉害，所以第二天到处都是冰。 ~ As the soup was very salty we were thirsty afterwards． 因为这汤很咸，后来我们渴得厉害。
语法专题复习（四）状语从句讲解 状语从句指句子用作状语时，起副词作用的句子。它可以修饰谓语、 非谓语动词、定语、状语或整个句子。 一般可分为九大类，分别表示时间、地点、原因、目的、结果、条件、让步、比较和方式。尽管种类较多，但由于状语从句与汉语结构和用法相似，所以理解 和掌握它并不难。状语从句的关键是要掌握引导不同状语从句的常用连接词和特殊的连接词即考点。现分别列举如下: 1．I fell asleep when he was doing his exercises .他正作练习时我睡着了。（时间状语从句） 3．She always singsa s she walks . 她总是一边走一边唱。（时间状语从句） 4．I waited until he had finished his work . 我等到他做完活。（时间状语 从句） 5．It was not long before he told me about this affair . 不久，他就告诉我 这件事。（时间状语从句） 6．He has worked very hards ince he entered the factory 自从他进厂，工 作一直很努力。（时间状语从句） 1．时间状语从句 常用引导词：when, as, while, as soon as, while, before, after, since , till, until 特殊引导词：the minute, the moment, the second, every time, the day，the ins tant, immediately , directly, no sooner ?than, hardly ?when, scarcely ?wh en
高中状语从句讲解+练习 状语通常由副词、介词短语、动词不定式、分词和从句等担当。例如： 1. Naturally , our grandparents were pleased to get our phone call . (副词) 2. We worked hard , from sunrise to sunset . (介词状短语) 3. To help my disabled aunt , I spend an hour working in her house every day . (不定式) 4. Seen from a distance , the farmhouse looked deserted . (过去分词) 5. I know how to light a camp fire because I had done it before .（原因状语从句） 状语从句主要用来修饰主句或主句的谓语。一般可分为九大类，尽管种类较多，但由于状语从句与汉语结构和用法相似，所以理解和掌握它并不难。状语从句的关键是要掌握引导不同状语从句的常用连接词和特殊的连接词即考点。现分别列举如下: 1．时间状语从句 常用引导词：when, as, while, as soon as, while, before, after, since , till, until 特殊引导词：the minute, the moment, the second, the instant, immediately , directly, every time, the day，no sooner …than, hardly …when, scarcely …when （1）Tell him I need to see him the minute he arrives. 他一到就告诉他我要见他。 （2）The children ran away from the orchard(果园) the moment they saw the guard. The moment he saw me, he ran away. 他一看见我，就跑了。 He said he’d call you the moment he got home. 他说他一到家就给你打电话 （3）The instant I saw him, I knew he was the man from the restaurant. （4）Immediately you begin to speak, he gives you his full attention.你只要一开始说话，他就全神贯注地听。 （5）My sister came directly she got my message. 我妹妹一收到我的信息就来了。 （6）Every time I listen to your advice, I get into trouble. （7）no sooner... than... ，"一...就..." ，引导时间状语从句,主句用过去完成时,"than"后面的从句用一般过去时.(从这里可以知道,no sooner后面是主句;than后面是从句) 例: I had no sooner reached home than it began to rain. 我一到家天就下起雨来 No sooner ...than...常放在句首,表示强调.这时主句要倒装. 例:No sooner had I reached home than it began to rain. （8）He had hardly sat down when the telephone rang.他刚坐下电话就响了。 He had scarcely sat down when there was a knock at the door. 他刚坐下就有人敲门 另外，如果把hardly放于句首，主句要用倒装结构。如： Hardly had I finished eating when he came in. 我刚吃完他就进来了。 2．地点状语从句 常用引导词：where 特殊引导词：wherever, anywhere, everywhere Generally, air will be heavily polluted where there are factories. She was standing exactly where you are standing now那时他就站在你现在站的地方。 Stay where you are.呆在原地别动。 Wherever you go, you should work hard. Sit anywhere you like 随便坐吧 3．原因状语从句
状语从句 状语从句在句中作状语,可分为:时间、条件、让步、原因、目的、结果、比较、地点、方式状语从句。 一、时间状语从句 引导时间状语从句的连词有:when, as, while, until, not…until, before, after, since, the minute, the moment, each( every, next, the first time等。时间状语从句中一般用一般现在时或一般过去时。 1.When , while, as都可解释为“当```的时候”但侧重点有所不同。 1When Eg: When I arrived home , I had a little rest. 注意点: when 从句的主语与主句主语相同,谓语动词是be 动词时,从句主语和be可以省略。 Eg: When (she was walking along the street, she met her class teacher. 2As As 除了表示“当```的时候”,还可表示为“一面```一面”,“随着” Eg: He sang as he danced.(一面```一面 You will grow wiser as you grow older.(随着 3While表示“当```的时候”强调主句的动作和从句的动作同时发生,从句一般 用进行时,从句动词必须是延续性动词。
Eg: While we were working, they were having a rest. While (they were having a discussion, they got very confused. 注意点: while 有对比的含义,解释为“然而”。 eg: I prefer black tee, while he likes coffee. 2.until, not…until表示“直到```才”,在肯定句中主句常用延续性动词;在否定句中主句常用短暂性动词。 肯定句:I waited until midnight. 否定句:I did not leave until midnight. 注意点: 1not until…在句首,主句用倒装 eg: Not until you had explained how did I manage to do it. 2 It is not until…that…引导的强调句 It was not until it was dark that he came back. 3. the minute, the moment, each time都可表示“一```就```” eg: The worker recognized the type of the machine the moment he saw it. 注意点: the minute, the moment, each ( every, next, the first time作连词不和when 连用。 4.Hardly/scarcely…when, no sooner…than, as soon as表示为“一```就```”
状语从句 在复合句中作状语，位置灵活。 状语从句可分为时间状语从句，目的状语从句，条件状语从句，让步状语从句，地点状语从句，原因状语从句，方式状语从句，结果状语从句。 （一）时间状语从句 1.when, as, while a.when表时间，从句既可以用延续性动词，又可以用瞬间动词。 Eg: When I get there I will call you. 如果when引导的时状的主语与主句的主语相同，而从句的谓语又是be动词时，那么从句中的主语与be 可省。 Eg：When （you are）in trouble, you can ask her for help. 如果when引导的时状的主语与主句的主语相同时，往往可以用“when+分词”的形式代替该状从。Eg：When I came into the room(When coming into the room), I found the light was off. b.while表时间，从句需用延续性动词，或者主句的动作发生在从句的动作进行过程中。主句的谓语动词 通常是非延续性动词。 Eg: He came in while I was reading a book. I met her while I was in school. c. as表时间，与when相似，但侧重强调主从句动作同在时间点或同时间段进行。同时可表示主句的动作随着从句的动作的变化而变化。 Eg: He jumps as he sings. As the wind rose, the noise increased. 2.before(在……之前)与after（在……之后） Eg：See me before you leave. I saw them after I arrived. 3. till与until 肯定形式表示的意思是"做某事直至某时"。否定形式表达的意思是"直至某时才做某事"。 Eg: Wait till/untill I call you. 等着直到我叫你。 She didn't arrive till/until 6 o'clock.. 她直到6点才到 但是置于句首时只可用untill. Until you told me, I had heard nothing of what happened. 直到你告诉我以前，出了什么事我一点也不知道。否定形式有另外两种表达方式： (1)Not until …在句首，主句用倒装。 Man did not know what heat was until the early years of the 19th century. =Not until the early years of the 19th century did man know what heat was. (2)It is not until…that… He will not go to bed until his mother comes home. =It is not until his mother comes home that he will go to bed. 4. as soon as/the moment/the instant/the second/the minute/immediately和hardly/scarcely…when, no sooner…than a. as soon as/the moment/the instant/the second/the minute/immediately 表示主句和从句的动作同时发生。译为“一……就” Eg：As soon as she heard the news, she began crying. b. hardly/scarcely…when, no sooner…than都可以表示"一……就……"的意思，但主句谓语动词一般要用过去完成时，从句谓语动词要用一般过去时。 Eg：I had hardly / scarcely got home when it began to rain. I had no sooner got home than it began to rain.注意：如果hardly, scarcely 或no sooner置于句首，句子必须用倒装结构：Hardly / Scarcely had I got home when it began to rain. No sooner had I got home than it began to rain。 1. We called the First - Aid Center_______ the traffic accident happened. A. immediately B. shortly C.quickly D. hurriedly 2. The roof fell _____he had time to dash into the room to save his baby. A. before B. as C. after D. until 3. A good storyteller must be able to hold his listeners’ curiosity he reaches the end of the story. A when B whenever C.after D.until 4. I had just started back for the house to change my clothes _______ I heard the voices. A. as B. for C. while D.when 5. ______ the day went on, the weather got worse. １
状语从句 状语从句在句中相当于副词做状语, 又叫副词性从句。状语从句分为时间状语从句、条件状语从句、地点状语从句、原因状语从句、目的状语从句、让步状语从句、结果状语从句和 比较状语从句。掌握状语从句应当从引导词入手，注意引导词的词义,引导状语从句的引导词都有词义，所以，了解引导词的意思尤为重要。引导词按意义分为九类: 1）时间 when , as , while , till , until , before , after , since 2）地点 where 3）原因 because , as , since , now that 4）条件 if , unless , once . so （as） long as . in case 5）让步 though , whatever （--ever ） as , even though , even if 6）目的 so that , in order that 7）结果 so ... that 8）比较 than , as .. as 9）方式 as , as if 一、时间状语从句引导时间状语从句的连接词除上述外还有： 1）till, not … until …, until, before, since Don’t get off the bus until it has stopped. He waited for his father until（till）it was twelve o’clock. It will be five years before he returns from England. 常用句型：It is/was/will be …before…要过多久才…… It isn’t /wasn’t/won’t be…before…没有多久就…… It will be another five days before we finish this task. It is not long before I forgot it all. 2）hardly / scarcely … when, no sooner … than, as soon as, once表示“一……就” 3）directly, immediately, the moment, the minute that… 一……就 He made for the door directly he heard the knock. 4）each time, every time, by the time（到……为止） Each time he came to my city, he would call on me. 注意：表示未来情况，主句用将来时，从句用现在时。 二、让步状语从句 （1）although与though可以引导让步状语从句，不能与but连用，但可以与yet连用。 Although they are poor,（yet）they are warm-hearted. （2）even if或even though引导让步状语从句，表示“即使”，“纵然”，用来使人注意下文所强调内容的性质。
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）.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 sooner…than…, hardly/scarcely…when…, etc. (一…就…) 注意：1. when, as, while When ①when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） ②. 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 doing / 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. ③. 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 when you could easily walk there in five minutes . 2). How can he get good grades when he won't study? While ①while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。 ②while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. ③while有时可引导让步状语从句，意思是“虽然”。 Eg. While they love the children, they are strict with them. As ①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. ②as表示随着 eg: As time goes on, it's 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。
状语从句讲解语法专题复习（四）状语从句指句子用作状语时，起副词作用的句子。它可以修饰谓语、非谓语动词、定语、状语或整个句子。时间、地点、原因、目的、结果、条件、让步、一般可分为九大类，分别表示 所以理解尽管种类较多，但由于状语从句与汉语结构和用法相似，比较和方式。和掌握它并不难。状语从句的关键是要掌握引导不同状语从句的常用连接词和特殊的连接词即考点。现分别列举如下:（时.他正作练习时我睡着了。1．I fell asleep when he was doing his exercises 间状语从句）（时间状语从句）她总是一边走一边唱。She always sings as she walks .3． （时间状语我等到他做完活。．I waited until he had finished his work . 4从句）不久，他就告诉我5．It was not long before he told me about this affair . 这件事。（时间状语从句）．He has worked very hard since he entered the factory自从他进厂，6工作一直很努力。（时间状语从句） 1．时间状语从句 常用引导词：when, as, while, as soon as, while, before, after, since , till, until 特殊引导词：the minute, the moment, the second, every time, the day，the instant, immediately , directly, no sooner …than, hardly …when, scarcely …when
高中状语从句讲解+练习状语通常由副词、介词短语、动词不定式、分词和从句等担当。例如： 1. Naturally , our grandparents were pleased to get our phone call . (副词) 2. We worked hard , from sunrise to sunset . (介词状短语) 3. To help my disabled aunt , I spend an hour working in her house every day . (不定式) 4. Seen from a distance , the farmhouse looked deserted . (过去分词) 5. I know how to light a camp fire because I had done it before .（原因状语从句） 状语从句主要用来修饰主句或主句的谓语。一般可分为九大类，尽管种类较多，但由于状语从句与汉语结构和用法相似，所以理解和掌握它并不难。状语从句的关键是要掌握引导不同状语从句的常用连接词和特殊的连接词即考点。现分别列举如下: 1．时间状语从句 常用引导词：when, as, while, as soon as, while, before, after, since , till, until 特殊引导词：the minute, the moment, the second, the instant, immediately , directly, every time, the day，no sooner ? than, hardly ?when, scarcely ? when （1）Tell him I need to see him the minute he arrives. 他一到就告诉他我要见他。 （2）The children ran away from the orchard(果园) the moment they saw the guard. The moment he saw me, he ran away. 他一看见我，就跑了。 He said he’d call you the moment he got home. 他说他一到家就给你打电话 （3）The instant I saw him, I knew he was the man from the restaurant. （4）Immediately you begin to speak, he gives you his full attention.你只要一开始说话，他就全神贯注地听。 （5）My sister came directly she got my message. 我妹妹一收到我的信息就来了。 （6）Every time I listen to your advice, I get into trouble. （7）no sooner... than... ，"一...就..." ，引导时间状语从句,主句用过去完成时,"than"后面的从句用一般过去时.(从这里可以知道,no sooner后面是主句;than后面是从句) 例: I had no sooner reached home than it began to rain. 我一到家天就下起雨来 No sooner ...than...常放在句首,表示强调.这时主句要倒装. 例:No sooner had I reached home than it began to rain. （8）He had hardly sat down when the telephone rang.他刚坐下电话就响了。 He had scarcely sat down when there was a knock at the door. 他刚坐下就有人敲门另外，如果把hardly放于句首，主句要用倒装结构。如：Hardly had I finished eating when he came in. 我刚吃完他就进来了。 2．地点状语从句 常用引导词：where 特殊引导词：wherever, anywhere, everywhere （1）Generally, air will be heavily polluted where there are factories. （2）She was standing exactly where you are standing now那时他就站在你现在站的地方（3）Stay where you are.呆在原地别动。 （4）Wherever you go, you should work hard. Sit anywhere you like 随便坐吧 3．原因状语从句 常用引导词：because, since, as, 特殊引导词：seeing that, now that, in that, considering that（考虑到，鉴于）, for the reason that （1）My friends dislike me because I’m handsome and successful. （2）I won’t stay long, seeing that/ seeing as you are busy我不会久呆，看你很忙
状语从句 状语从句在句中作状语，可分为：时间、条件、让步、原因、目的、结果、比较、地点、方式状语从句。 一、时间状语从句 引导时间状语从句的连词有：when, as, while, until, not…until, before, after, since, the minute, the moment, each( every, next, the first) time等。时间状语从句中一般用一般现在时或一般过去时。 1．When , while, as都可解释为“当```的时候”但侧重点有所不同。 1)W hen Eg: When I arrived home , I had a little rest. 注意点： when 从句的主语与主句主语相同，谓语动词是be 动词时，从句主语和be可以省略。 Eg: When (she was) walking along the street, she met her class teacher. 2)A s
As 除了表示“当```的时候”，还可表示为“一面```一面”，“随着” Eg: He sang as he danced.(一面```一面) You will grow wiser as you grow older.(随着) 3)W hile表示“当```的时候”强调主句的动作和从句的动作同时发生，从句一般用进行时，从句动词必须是延续性动词。 Eg: While we were working, they were having a rest. While (they were) having a discussion, they got very confused. 注意点： while 有对比的含义，解释为“然而”。eg: I prefer black tee, while he likes coffee. 2．until, not…until表示“直到```才”,在肯定句中主句常用延续性动词；在否定句中主句常用短暂性动词。 肯定句：I waited until midnight. 否定句：I did not leave until midnight.
高中英语状语从句用法详细解析 一、定义： 在句中作状语的从句是状语从句，修饰主句中的动词、形容词或副词等。状语从句由从属连词引导，从属连词在句中不充当句子成分，只起连接作用，状语从句放在句首时，要用逗号，放在句尾时不用。 二、分类 根据意义上的不同，状语从句可分为：①时间状语从句②地点状语从句③原因状语从句④目的状语从句⑤条件状语从句⑥结果状语从句⑦让步状语从句⑧方式状语从句⑨比较状语从句 三、时间状语从句 （一）引导时间状语从句的连词有：as, when(whenever), before, after, as soon as, until(till), since, every time, once. （二）、“as” as, when, while都有“当……的时候”，可以互用When she was a child. While she was a child. She Lived in Paris. As she was a child. as有“一边…一边”的意思 He sang as he walked. “when” When the clock struck twelve, all the lights went out. I was sleeping when she came in. 动补 When we arrived at the station, the train had left. “while” 主、从句动作或状态同时发生。用while引导的从句用延续性动词，常表示较长的时间或一个过程。 While we were having supper, all the lights went out. Please keep quiet while others are studying. While I was writing letters last night, he was watching TV. when, while并列连问。when和while都可用作并列连问，连接并列分句。When表示“就在……的时候”, while意反而，可是，表示转折。
状语从句讲解和练习 状语修饰动词、形容词、副词或整个句子。通常由副词、介词短语、动词不定式、分词和从句等担当。例如： 1. Naturally , our grandparents were pleased to get our phone call . (副词) 2. We worked hard , from sunrise to sunset . (介词状短语) 3. To help my disabled aunt , I spend an hour working in her house every day . (不定式) 4. Seen from a distance , the farmhouse looked deserted . (过去分词) 5. I know how to light a camp fire because I had done it before .（原因状语从句） 状语的位置比较灵活，可以位于句首、句末或句中。enough用作状语修饰形容词和副词时必须后置。 状语从句主要用来修饰主句或主句的谓语。一般可分为九大类，分别表示时间、地点、原因、目的、结果、条件、让步、比较和方式。尽管种类较多，但由于状语从句与汉语结构和用法相似，所以理解和掌握它并不难。状语从句的关键是要掌握引导不同状语从句的常用连接词 和特殊的连接词即考点。现分别列举如下: 1．时间状语从句 常用引导词：when, as, while, as soon as, while, before, after, since , till, until 特殊引导词：the minute, the moment, the second, every time, the day，the instant, immediately , direc tly, no sooner … than, hardly …when, scarcely … when I didn’t realize how special my mother was until I became an adult. While John was watching TV, his wife was cooking. The children ran away from the orchard(果园) the moment they saw the guard. No sooner had I arrived home than it began to rain. Every time I listen to your advice, I get into trouble. 2．地点状语从句 常用引导词：where 特殊引导词：wherever, anywhere, everywhere Generally, air will be heavily polluted where there are factories. Wherever you go, you should work hard. 3．原因状语从句 常用引导词：because, since, as, since 特殊引导词：seeing that, now that, in that, considering that, given that, considering that, My friends dislike me because I’m handsome and successful. Now that everybody has come, let’s begin ou r conference. The higher income tax is harmful in that it may discourage people from trying to earn more. Considering that he is no more than 12 years old, his height of 1.80 m is quite remarkable. 4．目的状语从句 常用引导词：so that, in order that 特殊引导词：lest, in case, for fear that，in the hope that, for the purpose that, to the end that The boss asked the secretary to hurry up with the letters so that he could sign them. The teacher raised his voice on purpose that the students in the back could hear more clearly. 5．结果状语从句 常用引导词：so … that, so… that, such … that, 特殊引导词：such that, to the degree that, to the extent that, to such a degree that, He got up so early that he caught the first bus. It’s such a good chance that we must not miss it. To such an degree was he excit ed that he couldn’t sleep last night. 6．条件状语从句 常用引导词：if, unless,