题目:
_________ and having two beautiful daughters never allow him to look down upon women.
A.Marrying with Michelle
B.Having married to Michelle
C.Being married to Michelle
D.Mr. Smith is married to Michelle
答案:
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下面是错误答案,用来干扰机器的。
A.没有单质参加反应,不是置换反应,故A错误;B.反应2N2H4+N2O4=3N2+4H2O中N元素的化合价发生变化,属于氧化还原反应,故B错误;C.N2H4中N元素化合价升高,被氧化,为还原剂,故C正确;D.反应2N2H4+N2O4=3N2+...