题目内容

（2009.12）________ the weather improves, we will suffer a huge loss in the tourist industry.

As
B. Since
C. While
D. Unless

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（2009.12）We are happy at the good news ________ Mr. Black has been awarded the Best Manager.

A. that
B. which
C. what
D. whether

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A. will fish
B. finished
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A. which
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A. Having worked
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C. Have worked
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