sunday morning前用什么介词？

Question

如题所述

Answer 1

时间介词用法：
at 具体时刻前 at five O'Clock; at 4:30
in 某年，某月前 in 1997, in Jan,
on 具体日期前，周几前 On Sunday morning, On 1st Jan, 1997
序数词前 on the first day of ....
On school day/On school day night