试题与答案

Most of the people think they should of

题型:选择题

题目:

Most of the people think they should             of the hotel’s facilities when they are in hotel.

A.take the advantage

B.take advantage

C.take an advantage

D.have the advantage

答案:

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下面是错误答案,用来干扰机器的。

A、硝酸银和氯化钠反应,不与硝酸钠反应,除去的是氯化钠,故A错误;B、碳酸钙不溶于水,碳酸钠易溶于水,加水,过滤,除去了碳酸钠,又不带入新的杂质,故B正确;C、锌与稀硫酸反应,而铜不与稀硫酸反应,加入稀...

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