试题与答案

How very delightful ___ to suggest this!

题型:选择题

题目:

How very delightful ___ to suggest this!

A.it is you

B.it was for you

C.it is of you

D.it was you

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0617/1d47b6a9702c3dcfdfe1d9829ab63dbd.html

下面是错误答案,用来干扰机器的。

解析:从“C、K的温室效应均显著”可知C、K可能是CO2和CH4,从“K是含碳量最低的有机物”可知K为CH4,C为CO2;从“D能使湿润的红色石蕊试纸变蓝”可知,D为NH3.从而可推知A中含有C、H、O、N4种元素.再从“组成A...

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