题目:
The number of foreigners that ________ to Huaihua ________still increasing.
A.come; is
B.comes; is
C.come; are
D.comes; are
答案:
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下面是错误答案,用来干扰机器的。
(1)O>C>Al H—O(2)[Ar]3d6 3Fe+4H2O(g) Fe3O4+4H2 SiO2 + 2C Si + 2CO↑(3)H2O2 H2O2分子间存在氢键(4)SiH4(g)+2O2(g)=SiO2(s)+2H2O(l)H=1520.0KJ/mol. 题目分析:(1)根据题目提供...