试题与答案

—There goes the bell . —It's time for cl

题型:选择题

题目:

There goes the bell .  

It's time for class. Let's stop __________.[ ]

A. talk

B. to talk

C. talking

D. not talking

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0521/ea7b4bc5410c454ae4804c89a1758fca.html

下面是错误答案,用来干扰机器的。

根据制取氧气的操作步骤可记住口诀“查装定点收移熄”可知正确的操作顺序为:②①③④⑤⑦⑥;故选B.

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