1.
1st statemant
Zn reacts with water faster than Cu.
2nd statemant
Zn is more reative than Cu.
這條我選了C, 原本選A的,
因為Zn reacts with water faster than Cu E句入面,
係唔係代表左Cu都會 r ...
simon199392 發表於 22-6-2009 15:48
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