in the day that rained还是at the day that rained?或者on.

问题描述:

in the day that rained还是at the day that rained?或者on.
哪个较好,或则都不好?

on the day...
in the morning(等)...
如果是on the morning(of)就是特指哪一天的早晨,这就是on 和in 的区别,at 表示时间时候一般是特定词组,如at night等.所以on the day that rained好.