状语从句讲解及练习题50题汇编

状语从句

1. 在主从复合句中修饰主句中的动词，形容词，副词等的从句叫状语从句。可分为，时间

状语从句，地点状语从句，原因，目的，结果，条件，让步，比较和方式状语从句。

2. 时间状语从句

起时间状语作用的句子；

可放在句首，句中和句尾

常用引导词: when, while, as, after, before, since, till, until, the moment, hardly …when , no sooner …than

when, while, as 的用法

1） when用法最广，常可代替while和as,在while引导的从句中，动词只能是延续性

的

When the fire broke out, all the stude nts were sleep ing soun dly.

The teleph one rang while I was tak ing a bath.

2）当两个表示时间延续的动作同时发生而又有对比意味的时候，用while，在这样的复合句中，主句从句的时态通常是相同的。

Father was preparing a report while I was playing PC games.

3）常用as的情况：一边…一边；表示随着短暂动作的发生，另一行为伴随发生

As he talked on, he got more and more excited.

They talked as they walked along the river.

My cap was blow n away as I sat dow n.

E until和till的用法

表示一直到…"时，主句和从句都用肯定式；

I will wait un til/ till the concert is over.

表示直到…才…”是，主句用否定，从句用肯定式。

They can ' t go un til Sun day.

丄since的用法

since引导的从句中，如果是持续性动词，往往理解为某一状态的终止。

He has written to me freque ntly si nee he was ill.自从他病好以来，他常写信给我。

It ' s been a year ever since I worked here.

■主将丛现。时间状语从句一般不用将来时。因此如果主句是将来时，时间状语从

句一般要用现在时。

we lStart when the team leader comes.

円一…就… 的几种常用的表示方法

1) as soon as

As soon as he heard the n ews, he jumped with joy.

2) Immediately

I ' II give you an answer immediately I ' ve finished reading your file.

3) Directly

Directly you feel any pains, you must go to the doctor.

4) Instantly

Please give me a phone call instantly you arrive.

5) no sooner than

No sooner had I begu n to talk tha n he rang offl

I had no sooner begu n to talk tha n the n he rang off.

6) hardly …when

Hardly had I told him my n ame whe n he stopped liste ning.

I had hardly told him my n ame whe n he stopped liste ning.

3. 地点状语从句

引导词where, wherever, any where, everywhere ,no where

一般情况下，只要在where前面加上to/in/from the place，就可以变为定语从句

We live where the road crosses the river.

We live in a place where the road crosses the river.

4. 原因状语从句

弓丨导词：单词一because, as, since 短语一now that, for the reason that, in that, seeing that ⑴ Because, as, since, for

1) because的语气最强，用以回答why引起的提问，可表示已知或未知的世事。可与

only ,merely, just ,not连用，所引导的从句常用于主句之后，在表示强调的时候可置于主句之前(可用于强调结

构)

He was puni shed only because he broke the law.

It was because that I went to tow n yesterday.

2）as的语气最弱，不可用于强调，常至于主句之前。

As he was in a hurry, he left this bag home.

3）since的语气也比较弱，常表示对方已知的事实，往往相当于汉语的既然。不用于强调。常置于主句之前。Since she can ' t an swer this questi on, it is better to ask some one else.

4）for连接并列句

We should be more careful, for it is already dark.

now that

用于口语，表示较弱的原因，主从句因果关系不明显。既然，that可省略。

Now （that）you are grown up, you should not rely on your parents.

E for the reason that

后跟一个同位语从句。

| that

be happy that, be glad that, be surprised that有时也被认为是原因状语从句

in that

This experience is worth trusting in that it is based on scientific facts.

心when （既然）

I can ' t tell you anything when you won ' t listen.

How can he succeed when he won ' t work?

5. 目的状语从句

I in order that /so that

I hurried through my work in order that I could be in time for wonderful TV programs. for fear that

I ' m working hard for fear that I should fail.

⑴in case