We"d better set off now or it will be dark ______ we know it. [ ]A. before

题型：河南省同步题难度：来源：

We"d better set off now or it will be dark ______ we know it. [     ]
A. before
B. as
C. when
D. because

答案

举一反三

        advertisements are of great help, I don"t think we should entirely rely on them.   [     ]
A. Since
B. While
C. Because
D. As

题型：河南省同步题难度：| 查看答案

His father got him a job in a bank but soon it became clear he was not fit for that kind of work. [ ]
A. why
B. what
C. whether
D. that

题型：河南省同步题难度：| 查看答案

— Did you receive the letter the next day?
— No. Somehow, it was three weeks ______ I received it.[     ]
A. since
B. when
C. that
D. before

题型：内蒙古自治区模拟题难度：| 查看答案

— Did your boss phone you again the next day?
— No, it was a fortnight ____ he gave me a second call.   [     ]
A. that
B. when
C. before
D. since

题型：陕西省模拟题难度：| 查看答案

Though he is busy, music has always been _______ his work. [     ]
A. as much a part of his life as
B. as a part of his life much as
C. as much as a part of his life
D. so much a part of his life as

题型：陕西省模拟题难度：| 查看答案