中考英语一模考前冲刺辅导：时间状语从句(2)
__________ 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"
I'll 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 won't go with you until(till) I finished my homework.
=____________________________________________________________________.
等我做完作业我才和你一起去。
