条件状语从句
问题描述：
条件状语从句
填入适当的引导词
1.___will do the experiment hasn't been decided.
2.The teacher didn't leave ___ twelve o'clock.
3.___ the day went on,the weather got wrose.
4.___she is young,she knows quite a lot.
5.It worried her a bit ___her hair was turning grey.
6.Go and get your coat.It's ___you left it.
7.____is mentioned above,the number of the students in senior high schools is increasing.
答
1、who
2、until
3、as
4、though/although
5、that
6、where
7、As