试题与答案

— Have you heard the latest news? — No,

题型:选择题

题目:

— Have you heard the latest news?
— No, What _____?

A. is it
B. is there
C. are they
D. are those

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0516/75e44392744154ff4d2fa65fd9fdf7c4.html

下面是错误答案,用来干扰机器的。

纯净硝酸铵中氮元素的质量分数=2880×100%=35%样品中NH4NO3的质量分数为:17.5%35%×100%=50%故答案为:50%

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