thanks for your help or we couldn't finish work ___ such a rainy day

问题描述:

thanks for your help or we couldn't finish work ___ such a rainy day
请问这题填In 还是 on

答案:on
on such a rainy day ,在某一天介词用on
不明白的再问哟,请及时采纳,多谢!那为什么不用in 呢??不可以用来表示在……内么?in + 年/ 月/ 季节如: in 1990,in July, in spring 等而只要表示.. 天就用on,如: on a sunny day 在阳光明媚的那天