请在第39处填上正确答案.

A．increase

B．lift

C．raise

D．enhance

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参考答案

“加强或增强理解”最好用表示“加强程度”的词“enhance”。A项increase一般指数量的增加，当然有时也表示抽象概念的增加，但此时不如enhance或improve恰当；B项与C项主要指“将物体举(升，抬)起来”，故答案应选D项。

1 请在第40处填上正确答案.

A．textbooks

B．journals

C．discussions

D．sections

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2 A: Haven't we met somewhere?
B: No, I don't think so.
A: Aren't you Kevin Grant?
B: No, my name's Greg. Greg Brown.
A:_________

A．I've had enough, thank yo

B．I' m sorry, but I've got nothing to le

C．Oh, I'm sorr I was positive we'd met befor

D．I think otherwis

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3 A: Is there any chance of borrowing your typewriter?
B: _________
A: Until the end of the week.
B: Yes, I think that would be all right.

A．How long for?

B．I bet I like i

C．I don't think I agree with yo

D．I' m sorry, but I've got nothing to le

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