试题与答案

焦油加工的主要任务是获得酚、萘、蒽等纯产品和()等粗产品。

题型:填空题

题目:

焦油加工的主要任务是获得酚、萘、蒽等纯产品和()等粗产品。

答案:

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参考答案:错

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题型:完形填空

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W: 小题1:___________

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W: Right, 小题2:_______________

M: Well, I've had this awful flu and a terrible cough.

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M: Oh, 小题3:_______________

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M: 小题4:__________________

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W: Well, I'll give you some cough mixture.小题5:_________________

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B.Is that G-E-R-A-L-D?

C.It's normal.

D.now what seems to be the trouble?F.about three or four days, I suppose.

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