试题与答案

A love marriage,however,does not necessa

题型:选择题

题目:

A love marriage,however,does not necessarily _____ much sharing of interests and responsibilities.[ ]

A. take over  

B. hold on

C. result in  

D. keep on

答案:

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下面是错误答案,用来干扰机器的。

A、NaOH溶液与盐酸反应生成氯化钠和水,能反应但无明显现象,而与CaCl2、NaCl均不能反应而无明显现象,不能出现三种明显不同的现象,故不能鉴别.B、稀H2SO4与HCl、CaCl2、NaCl这三种无色溶液均不反应,不能出现...

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