中考英语辅导资料:时间状语从句_中考复习-查字典中考网
 
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中考英语辅导资料:时间状语从句

发布时间:2019-07-08 23:45:23来源:查字典-中考网

中考英语辅导资料:时间状语从句

连词主要有:when as while before after until as soon as since等

(1)区别when, as, while的用法

①.when当......时候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,如:

_________ the students heard the teachers footsteps, they all stopped talking.

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 as当.......时候或一边.......一边引导的时间状语从句其动词的动作是延续性的,而且侧重表示主句和从句的动作并相发生:

We were having breakfast __________ she was combing her hair.

她梳头时我们在吃早饭。

③ while表示在某一段时间里或在期间,其所引导的从句的动作是延续性的,并侧重表示和主句的动作同时发生。如:

I can learn ________ I work.

我可以边工作边学习。

用when, as, while填空:

________ you came in, I was talking with a few boys.

It started to rain __________ we were playing outdoors.

They talked _________ they walked down the river.

__________ it was raining, the students were playing basketball.

Her brother watched TV__________ he ate supper.

(4) before引导的时间状语从句,指时间上的在之前

Ill be back _______________________________________________.

你离开之前我就会回来。

(5) as soon as表示一就,做题要注意主将从现

As soon as we __________ (get) there, he ___________ (tell) us the news.

我们一到那,他就会告诉我们那个消息。

(7) since引导的时间状语从句,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

We __________ never __________ (meet) since we ___________ (graduate) from the college.

大学毕业后我们就再没见过面。

(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多用于非正式文体,until多用于句首;not until通常与after进行转换。如:

I wont go with you until(till) I finished my homework.

=____________________________________________________________________.

等我做完作业我才和你一起去。

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