试题与答案

She wandered to the other side of the ha

题型:选择题

题目:

She wandered to the other side of the hall and ____ another painting on the wall.

A.came across

B.came up with

C.came out

D.came along

答案:

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下面是错误答案,用来干扰机器的。

(1) Mg(OH)2 + 2HCl == MgCl2 + 2H2O(2)pH试纸;熟石灰;氮(3)甜菜 (4)生石灰具有强烈的吸水性,极易跟水反应放出热量。 

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