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since
as now that in that
的因果关系，语气最强；强调句式中强调 speak ill of you.
原因状语时常用 because 引导
It is because we are different that each of us is
special.
侧重主句，从句表示显然的或已为人 since
置于句首，主句用部分倒装语序 not until
Not until she stopped crying did I leave.
用于强调句型：It is/was not until...that...
It was not until the meeting was over that he
began to teach me
动作先于主句的动作发生
some water for him.
强调主从句的行为或状态同时发生或 when, while,
as
while
While my wife was reading the newspaper,I was
存在，从句用延续性动词
watching TV.
通常和 通用，另外它还表示 随 as
...... ......
While I like the colour, I don't like the shape.
You'll have to attend the ceremony whether you're free or busy.
疑问词-ever/
“疑问词－ever”与“no matter+疑问词”引导
等情态动词，当 would
Say it louder (so) that everyone can hear you.
从句与主句主语一致
时，可以把从句转换成 Speak clearly, so that they may understand you.
不定式
He wrote the name down for fear that he (should)
He had no sooner arrived home than he was asked to start on another journey.
No sooner had the sun shown itself above the horizon than he got out of bed to commence work.
on your parents.
既然；因为
I'm lucky in that I have 4 sisters.
连接词
though/ although as
even if/ though while
三、让步状语从句易错点
用法
例句
Although/Though he was exhausted, (still) he
问词
其他
等与 if any, if ever, if at all
seldom, few, She seldom, if ever, goes to the pictures.
等表示否定意义的词连用时， little, rarely
There are few, if any, mistakes in the book.
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until/till
after once whenever
用于否定句，构成 句型，意为 not...until
I didn't go to bed until-I finished my homework.
直到 才 “ ······ ·····”
I didn't leave until/till she came back.
Since you are free today, you had better help me
知的理由，意为“因为，既然”；语气比 with my mathematics.
because 稍弱，常置于句首
较口语化，往往是明显的原因，只是对 as
As it is raining, you'd better take a taxi.
含有让步意义
四、目的、结果、地点、条件、方式和比较状语从句的易错点
连接词
用法
例句
从句中谓语常含有 so that, in order
may, You must speak louder so that/in order that you
that
目的状语 从句
might, can, could, will, can be heard by all.
He had hardly fallen asleep when he felt a soft touch on his shoulder.
no sooner... than, hardly/ scarcely... when
意 为 刚 就 ＂ ， “ ...... ...... no sooner, hardly, scarcely 后用过去完成时，than, when 后用 一般过去时； 置 no sooner, hardly, scarcely 于句首时，主句要部分倒装
的动词如果是延续性的，则理解为“某一动
作已经结束多久了”
用于肯定句，表示主句谓语动词的动作一 We shall wait until/till he comes back.
直持续到某一时间为止
Everything went well until/till.that accident
happened.
词，主句的谓语动词用完成时
用在 时间段＋ 中，表示 自 “It is+
since...”
“ It is three years since he began to smoke.
从 以来已经多长时间了 ； 从句中 ······
” since
It has been/is three years since we met last time.
when
“ You can feel the air moving as your hand pushes
着 一边 一边 ······, ······ ······”
through it.
Our headmaster laughed as she spoke. Einstein almost knocked me down before he saw me.
immediately, instantly, directly, the minute/ moment
充当连词引导时间状语从句，表示主从句 的动作同时发生，意为“一··就···...”
They phoned her immediately they reached home.
He said he'd turn on TV the moment he got home.
in case, for fear that, lest
引导的目的状语从句中 谓语动词要用 （ 形式 “ should)do”
forget I. Better take more clothes in case the weather is cold. I am telling you that lest you (should) make a
By the time you come here tomorrow, I will have
finished this work.
连接词
because
二、原因状语从句易错点
用法
例句
用来回答 的提问，表示必然 because
why
You shouldn't get angry just because some people
高考英语复习语法知识专题讲解 专题十三 状语从句
一．时间状语从句的易错点
连接词
用法
例句
既可表示时间段，也可表示时间点， when
When she came in, I stopped eating.
表示主句和从句的动作同时发生或从句的 When I lived in the countryside, I used to carry
引导让步状语从句时，从句部分要用倒 as
Hard as it is raining, I'm going out for a walk.
装语序 主语＋谓语 结 “adj./ adv./ n./v.+as +
” Try as he might, he still couldn't lift the big stone.
before they were divorced.+
before “
It will be four days before they come back.
后才······”
从句中的谓语动词一般是非延续性动 since
I have been in Beijing since you left.
We will begin our party whether he can come or not.
No matter what happened, he would not mind.
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疑 no matter+ 的让步状语从句，意为“不管···, 无论···
＝Whatever happened, he would not mind.
Hardly had I sat down when he stepped in.
用作连词，引导时间状语从句，分别意为 each time,