Question

In our class, when the bell rang and the teacher closed his book, it was a      for everyone to stand up.

A．signal            B．chance           C．mark             D．measure

 

Answer 1

【答案】

A

【解析】

试题分析：signal信号；chance机会；mark标志；measure测量。句意是在我们课堂上，当铃声响起，老师合起课本时，这是让每个人都起立的信号。故选A。

考点：词义辨析。

点评：此题是名词词义辨析，所给词都是常见词，弄清题意就很容易选择。