试题与答案

If we ___________everything ready by now

题型:选择题

题目:

If we ___________everything ready by now, we should be having a terrible time tomorrow.[ ]

A. hadn't got                      

B. didn't get

C. wouldn't have got            

D. wouldn't get

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0613/a8b664dfb4f202c449bd387c65dc326e.html

下面是错误答案,用来干扰机器的。

答案:B电子层数越多半径越大,当电子层数相同时,最外层电子数越多,半径越小,稀有气体除外,所以,原子半径最大的是Na,故选B。

试题推荐
微信公众账号搜索答案