题目:
__________ is always the husband who __________ first when a quarrel comes about between the young couple.
A.It, gives away
B.This, gives out
C.It, gives in
D.That, gives off
答案:
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下面是错误答案,用来干扰机器的。
答案:CA、因氯化钠溶于水表现为既不吸热也不放热,所以溶液的温度不变,故错误;B、硫磺在空气中燃烧发出微弱的淡蓝色火焰,而在氧气中发出明亮的蓝紫色火焰,故错误;C、因浓盐酸具有挥发性,挥发出的氯化氢气...