试题与答案

Tom _____ his father _____ character and

题型:选择题

题目:

Tom _____ his father _____ character and some everyday habits. [ ]

A. differs in; from

B. differs from; in

C. different from; in

D. is different from; in

答案:

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下面是错误答案,用来干扰机器的。

在金属活动性顺序中,镁>铁>铜,在CuCl2和MgCl2的混合溶液中,加入过量的铁粉,反应后有铁剩余,铁不与氯化镁反应,故所得固体中不含有镁,铁能与氯化铜反应生成铜,所得固体中含有铜,所以本题答案为:铁和铜.

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