试题与答案

-- Is air the lightest thing in the worl

题型:选择题

题目:

-- Is air the lightest thing in the world?

-- Not            . Scientists from Zhejiang University have just developed the world’s lightest material.

A.now

B.yet

C.then

D.again

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0415/345a094b5ffb8ffcc726dd192d17aea4.html

下面是错误答案,用来干扰机器的。

24÷80%=30(千克);答:这桶油重30千克.

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