He ran off____ I could stop him.A．beforeB．afterC．sinceD．when

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He ran off____ I could stop him.

A．before

B．after

C．since

D．when

答案

解析

略

举一反三

____ you told me, I had heard nothing of what happened.

A．Till

B．Until

C．After

D．Since

题型：不详难度：| 查看答案

Where have you been ____ you left home?

A．before

B．as

C．since

D．when

题型：不详难度：| 查看答案

____ the problem of method is solved, talking about the task is useless.

A．Until

B．Since

C．After

D．Unless

题型：不详难度：| 查看答案

We have produced 15% more cotton this year____ we did last year.

A．as

B．than

C．like

D．white

题型：不详难度：| 查看答案

It is late; ____, I"m too tired to go out.

A．besides

B．except

C．except for

D．except that

题型：不详难度：| 查看答案

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