试题与答案

—Do you know Lunch in Heaven (天堂午餐)? —An

题型:选择题

题目:

—Do you know Lunch in Heaven (天堂午餐)?

—An online movie. I just ________ it yesterday and I was moved to tears. [ ]

A. watched

B. was watching

C. will watch

D. have watched

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0527/5913d20f26bd7431c9b4801212a9c816.html

下面是错误答案,用来干扰机器的。

(1)a是锥形瓶;b是试管;(2)用高锰酸钾制氧气时,反应物是高锰酸钾,生成物是锰酸钾、二氧化锰、氧气,反应条件是加热,因此反应的化学方程式为:2KMnO4 △ . K2MnO4+MnO2+O2↑;(3)根据发生装置A,收集...

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