英语语法丨目的状语从句丨结果状语从句丨条件状语从句

日期：2021-12-06 09:50 点击：

四、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 of , to the end that

The boss asked the secretary to hurry up with the letters so that he could sign them.

老板要求秘书快写函件以便他能在上面签字。

The teacher raised his voice on purpose that the students in the back could hear more clearly.

为了让后面的学生听得更清楚，老师有意地提高了他的声音。

注意，由for引导的是一个并列句，不是原因状语从句，但有表原因的意思，是并列连词。

 

 

五、结果状语从句

常用引导词：

so … that, such … that, so 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.

他很早起床以便赶上第一班公共汽车

It’s such a good chance that we must not miss it.

这是一个好机会，千万不能错过它

To such a degree was he excited that he couldn’t sleep last night.

他激动到这个程度，以至于他昨晚睡不着

This news is exciting, so that he jumped up.

这个消息太令人激动了，以至于他跳了起来

 

 

六、条件状语从句

常用引导词：

if, unless,whether(whether...or not)

特殊引导词：

as/so long as, only if, providing/provided that, supposing that, in case（美语中表条件，英语中表目的）, on condition that

We’ll start our project if the president agrees.

如果总统同意，我们将开始我们的项目

You will certainly succeed so long as you keep on trying.

只要你继续努力，你一定会成功的。

Provided that there is no opposition, we shall hold the meeting here.

如果没有人反对，我们就在这里开会。