Not until some students failed in the exam _____ how much time they had wasted.A

题型：不详难度：来源：

Not until some students failed in the exam _____ how much time they had wasted.

A．didn’t they realize	B．did they realize
C．they didn’t realize	D．they realize

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解析

略

举一反三

However busy we are, we need to take exercise. Not only___________us keep healthy, it also stops us getting fat.

A．it helps

B．helps it

C．it does help

D．does it help

题型：不详难度：| 查看答案

. Only _____ in a foreign-funded enterprise ______ the importance of learning English well.

A．when I worked, I realized	B．when I worked, did I realize
C．when did I work, did I realize	D．when did I work, I realized

题型：不详难度：| 查看答案

--Why didn’t you take part in the school reunion （团聚、重聚）yesterday?
--I’m sorry, but not until last night ________ of it.

A．did I tell

B．was I told

C．I was told

D．I had told

题型：不详难度：| 查看答案

Young people tend to get up very late unless ________ to rise early.

A．required

B．requiring

C．they were required

D．to require

题型：不详难度：| 查看答案

Under no circumstances _____ that I would meet so many problems when I decided to take the job．

A．do I expected

B．have I expected

C．I expected

D．did I expect

题型：不详难度：| 查看答案