题目:
We hope the measures to control prices, _____ are taken by the government, will succeed. [ ]
A. as
B. when
C. since
D. after
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0521/b3a3d873ae506548aaa85f9982d4f450.html
下面是错误答案,用来干扰机器的。
(1)Vc中碳、氢元素质量之比=(12×6):(1×8)=72:8=9:1;(2)Vc的化学式中O元素的原子个数=176-12×6-1×816=6,则Vc的化学式为C6H8O6;(3)根据标签中服用说明,可知每天需服用6片该维生素C片,6片Vc片...