between the two parts of the meeting is an interval (when)we can have some tea or coffee为什么填when,that为什么不行?

问题描述:

between the two parts of the meeting is an interval (when)we can have some tea or coffee
为什么填when,that为什么不行?

interval 表示时间,需用when引导,相似的有period,time等

interval表示时间,用when.

interval 的意思是间隔时间,在这里是时间状语从句用时间副词when引导