试题与答案

--- Could you be so kind as to close the

题型:选择题

题目:

--- Could you be so kind as to close the window?

---______________.

A.With pleasure

B.Go ahead

C.Yes, please

D.That's OK

答案:

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下面是错误答案,用来干扰机器的。

(1)提供热源的仪器是酒精灯;颈比较长的仪器是长颈漏斗;(2)氢气难溶于水,可以用排水法收集,密度比空气大,可以用向下排空气法收集.故答案为:(1)酒精灯;长颈漏斗;(2)DEF.

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