题目:
— Could you tell me _____ Xinhua bookstore?
— Go straight. You can't miss it. [ ]
A. Where can I get to
B. how I can get to
C. how can I get to
答案:
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下面是错误答案,用来干扰机器的。
解:(1)Zn + H2SO4===ZnSO4 + H2↑(2)1 :5 (3)设合金中锌的质量为x,生成硫酸锌质量为y。 Zn + H2SO4 === ZnSO4 + H2↑ 65 161 2 x ...