状语从句学习要点
1、 时间状语从句
引导词when, whenever, as, while, before, after, as soon as, till, until, since, once, every / each time, the moment （一…... 就）等词引导。
（1）when, while, as 正当…... 时
While (When, As) I was reading, my mother came into my room.
（2）when / while + doing (as不可以)
While (when) doing his homework, he fell asleep.
（3）when 这时；当…... 时
I was about to leave when the telephone rang.
When I got to the station, the train had left.
（4）while “在... …时（过程中）”, 表示转折关系“然而”。
Please look after my cat while I am away.
He likes playing football while his sister likes reading.
（5）as 随着; 边…边…
As time went by, he became interested in science.
（6）before 在…之前；才；未等…... 就
It will be three weeks before he comes back.
It wasn’t long before he arrived in Shanghai.
The child ran away before I opened the door.
（7）till, until “直到…为止”（用于肯定句）, not…until “直到... …才”, “不到…就不”（用于否定句）。
We didn’ （8）since 自从…以来
It ’ （9）each/every time等时间名词引导的从句“每一次... 时”。
（10）the moment = as soon as，“一…... 就... …”
He rang me up the moment he came to this city.
2、 地点状语从句
引导词where, wherever（无论何地）。
3、 原因状语从句
引导词as, because, for ,since, now that（既然）等
（1）because 因为，含有极强的因果关系，表示直接的原因或理由，专门回答why 提出的问题。
（2）for 因为，连接的是并列句，一般用来表示补充说明，辅助性理由或提供上文未交代过的情况。 （3）as 由于，通常位于主句之前。
’t know the meaning of the word, he took out the dictionary and looked it up in it.
（4）since = now that既然，通常位于主句之前。
’t like to do it, I’ll ask someone else.
4、目的状语从句
引导词so that, in order that, 从句中的谓语动词通常含有can, could, may, might等情态动词。
还有 for fear that（就怕）, in case（以防, 万一）等。
5、结果状语从句
引导词so …that, such…that, so that结果状语从句一般放在主句之后。
He made a wrong decision, so that half of his lifetime was wasted.
6、条件状语从句
引导词if, unless, as(so) long as (只要), on condition that (条件是) 等。
7、让步状语从句
引导词although, though, even if, even though, as, while, 疑问词+ ever, no matter +疑问词, whether…or 等。
（1）as 虽然（句子要倒装） Hard as he tried, he failed to pass the exam.
（2）while 尽管
While I understand what you say, I can’t agree with you.
（3）whether …or (not) 不管...... 还是
Whether (she is) sick or well, she is always happy.
（4）疑问词+ ever = no matter +疑问词
Whatever (No matter what) you do, you must do it well.
Whoever(No matter who) you are, you must obey the rule.
8、比较状语从句
引导词than ； as …as ； not so(as)…as, ；the+比较级，the+比较级（越…就越…）
The harder you work, the greater progress you will make.
The weather of Nanjing in summer is as hot as that of Wuhan.
9、方式状语从句
引导词as(按照) ，as if / though（从句常用虚拟语气）
You had better do as the teacher told you to. （与现在的事实相反） （与过去的事实相反）
状语从句练习（单项填空）
1. Mr. White had taught in Europe for 15 years ______ he came to China.
A. as soon as B. before C. after D. while
2. I was about to leave my house _______ the telephone rang.
A. while B. when C. as D. after
3. We __________ each other since I left London last year.
A. didn’t see B. hadn’t seen C. haven’t seen D. saw
4. In the old days the poor worker worked long hours every day _____ he could support the whole family.
A. because B. though C. unless D. so that
5. You should visit the part of the country when _______.
A. spring will come B. it will be spring C. it is spring D. it is coming spring
6. Nobody believed him _______ what he said.
A. no matter B. in spite C. Even if D. for
7. The party is wonderful. It’s years ______ I enjoyed myself so much.
A. after B. before C. when D. since
8. The problem won’t be settled until we _________ a chance to discuss it .
A. have had B. will have C. will have had D. would have
9. I wonder when she _______ back. When she ______ back. I’ll let you know.
A. is, is B. will be, will be C. is, will be D. will be, is
10.______ being a manager seems like a good job, I would prefer to be a teacher.
A. Even if B. Before C. No matter D. Now that
11.Will it be long ______ he leaves for Japan?
A. that B. since C. before D. after
12._______ time went by, the boy became interested in science.
A. When B. While C. Before D. As
13.She made a note of it ______ she might forget it.
A. so that B. where C. if D. in case
14.He talked about America ______ he had been there before.
A. even if B. as if C. if D. so that
15.Someone called me up in the middle of the night, but they hung up ______ I could answer the phone.
A. as B. since C. until D. before
16.________, he knows a lot.
A. Although he is child B. Child as he is C. Though is he a child D. He is a child
17.________ you work, ________ progress you will make.
A. The harder…the greater B. Harder…greater C. Hard…great D. The hard…the great
18._______ you have got the chance of going abroad for further study, you had better make the best use of it.
A. After B. Now that C. Although D. As soon as
19.I don't like dancing. So I won't go to the ball to be held tomorrow night _______ invited.
A. if B. until C. even if D. after
20.When you find anything difficult to understand, make a mark _____ it's found.
A. in which B. what C. where D. how
状语从句学习要点
1、 时间状语从句
引导词when, whenever, as, while, before, after, as soon as, till, until, since, once, every / each time, the moment （一…... 就）等词引导。
（1）when, while, as 正当…... 时
While (When, As) I was reading, my mother came into my room.
（2）when / while + doing (as不可以)
While (when) doing his homework, he fell asleep.
（3）when 这时；当…... 时
I was about to leave when the telephone rang.
When I got to the station, the train had left.
（4）while “在... …时（过程中）”, 表示转折关系“然而”。
Please look after my cat while I am away.
He likes playing football while his sister likes reading.
（5）as 随着; 边…边…
As time went by, he became interested in science.
（6）before 在…之前；才；未等…... 就
It will be three weeks before he comes back.
It wasn’t long before he arrived in Shanghai.
The child ran away before I opened the door.
（7）till, until “直到…为止”（用于肯定句）, not…until “直到... …才”, “不到…就不”（用于否定句）。
We didn’ （8）since 自从…以来
It ’ （9）each/every time等时间名词引导的从句“每一次... 时”。
（10）the moment = as soon as，“一…... 就... …”
He rang me up the moment he came to this city.
2、 地点状语从句
引导词where, wherever（无论何地）。
3、 原因状语从句
引导词as, because, for ,since, now that（既然）等
（1）because 因为，含有极强的因果关系，表示直接的原因或理由，专门回答why 提出的问题。
（2）for 因为，连接的是并列句，一般用来表示补充说明，辅助性理由或提供上文未交代过的情况。 （3）as 由于，通常位于主句之前。
’t know the meaning of the word, he took out the dictionary and looked it up in it.
（4）since = now that既然，通常位于主句之前。
’t like to do it, I’ll ask someone else.
4、目的状语从句
引导词so that, in order that, 从句中的谓语动词通常含有can, could, may, might等情态动词。
还有 for fear that（就怕）, in case（以防, 万一）等。
5、结果状语从句
引导词so …that, such…that, so that结果状语从句一般放在主句之后。
He made a wrong decision, so that half of his lifetime was wasted.
6、条件状语从句
引导词if, unless, as(so) long as (只要), on condition that (条件是) 等。
7、让步状语从句
引导词although, though, even if, even though, as, while, 疑问词+ ever, no matter +疑问词, whether…or 等。
（1）as 虽然（句子要倒装） Hard as he tried, he failed to pass the exam.
（2）while 尽管
While I understand what you say, I can’t agree with you.
（3）whether …or (not) 不管...... 还是
Whether (she is) sick or well, she is always happy.
（4）疑问词+ ever = no matter +疑问词
Whatever (No matter what) you do, you must do it well.
Whoever(No matter who) you are, you must obey the rule.
8、比较状语从句
引导词than ； as …as ； not so(as)…as, ；the+比较级，the+比较级（越…就越…）
The harder you work, the greater progress you will make.
The weather of Nanjing in summer is as hot as that of Wuhan.
9、方式状语从句
引导词as(按照) ，as if / though（从句常用虚拟语气）
You had better do as the teacher told you to. （与现在的事实相反） （与过去的事实相反）
状语从句练习（单项填空）
1. Mr. White had taught in Europe for 15 years ______ he came to China.
A. as soon as B. before C. after D. while
2. I was about to leave my house _______ the telephone rang.
A. while B. when C. as D. after
3. We __________ each other since I left London last year.
A. didn’t see B. hadn’t seen C. haven’t seen D. saw
4. In the old days the poor worker worked long hours every day _____ he could support the whole family.
A. because B. though C. unless D. so that
5. You should visit the part of the country when _______.
A. spring will come B. it will be spring C. it is spring D. it is coming spring
6. Nobody believed him _______ what he said.
A. no matter B. in spite C. Even if D. for
7. The party is wonderful. It’s years ______ I enjoyed myself so much.
A. after B. before C. when D. since
8. The problem won’t be settled until we _________ a chance to discuss it .
A. have had B. will have C. will have had D. would have
9. I wonder when she _______ back. When she ______ back. I’ll let you know.
A. is, is B. will be, will be C. is, will be D. will be, is
10.______ being a manager seems like a good job, I would prefer to be a teacher.
A. Even if B. Before C. No matter D. Now that
11.Will it be long ______ he leaves for Japan?
A. that B. since C. before D. after
12._______ time went by, the boy became interested in science.
A. When B. While C. Before D. As
13.She made a note of it ______ she might forget it.
A. so that B. where C. if D. in case
14.He talked about America ______ he had been there before.
A. even if B. as if C. if D. so that
15.Someone called me up in the middle of the night, but they hung up ______ I could answer the phone.
A. as B. since C. until D. before
16.________, he knows a lot.
A. Although he is child B. Child as he is C. Though is he a child D. He is a child
17.________ you work, ________ progress you will make.
A. The harder…the greater B. Harder…greater C. Hard…great D. The hard…the great
18._______ you have got the chance of going abroad for further study, you had better make the best use of it.
A. After B. Now that C. Although D. As soon as
19.I don't like dancing. So I won't go to the ball to be held tomorrow night _______ invited.
A. if B. until C. even if D. after
20.When you find anything difficult to understand, make a mark _____ it's found.
A. in which B. what C. where D. how