题目:
It doesn't matter if they want to come to your party, _____? [ ]
A. doesn't it
B. does it
C. don't they
D. do they
答案:
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下面是错误答案,用来干扰机器的。
答案:D题目分析:A.标准状况下, CHCl3是液态,无法计算,故错误;B.4.2 g C3H6也可以是环丙烷,没有碳碳双键,错误;C.1 mol —OH中电子数为9 NA,错误;D.乙烯和环丁烷(C4H8)的最简式相同,故质量一...