It'stimeforclass，butthebelldidn't      ．A．goon B．gooffC...

问题详情：

It's time for class，but the bell didn't       ．

A．go on  B．go off C．go through

【回答】

*：B．

go on发生，进行；go off发出响声；go through通过，用完，检查．根据It's time for class，but the bell didn't--可知上课的时间到了，但铃声没有响．go off发出响声．故选B

知识点：动词和动词短语

题型：选择题