A-A+

All the participants in the meeting______ a lo

2022-08-05 18:04:02 问答库阅读 170 次

问题详情

All the participants in the meeting______ a loud laugh when the lecturer began his speech with a joke.
A．let off
B．let out
C．let down
D．let through请帮忙给出正确答案和分析，谢谢！

参考答案

正确答案：B
解析：动词词组辨析B)1etout“发出(笑声、叫喊声)；泄露”；A)letoff“说出(笑话等)；放过，饶恕”；C)letdown“放下；使失望”，D)letthrough“允许…通过”。