On a snowy night为什么是on不是at the night或者in the evening吗

On a snowy night为什么是on不是at the night或者in the evening吗 at a snowy night还是on a snowy night in a snowy night 还是on a snowy night Connie arrived at the village on a snowy night Connie arrived at the village on a snowy night 翻译 在下雪的冬天　为什么是in a snowy winter 而不用on snowy night前 用 on in connie arrived at the village on a snowy night 为什么用on? 为什么是on a cold night,in a sunny morning Connie arrived at the village on a snowy night.为什要用at,而不用in,village算得上是大地方的吧 是in a snoWY day还是on a snoWY day （ ）that snowy night.括号里填at还是on i am having a surprise party for lana on Friday night中为什么是am having? 、.My mother and I __ at my home_ that snowy night.A.were,at B.was,at C.were,on D.was ,on 英语介词问题on a cold night为什么是on a cold night 不是in a cold night 或者是at?是因为有cold这个形容词修饰night吗? ------a snowy night前面加个介词 为什么不用at .我是问为什么..morning 和evening也是这样的吗 前面有修饰词就用on？ 为什么是on a clear night,在晚上不是用at night吗原题是It's fun to see a large number of stars shining in the sky ________ a clear night.　　A.at B.in C.on D.of “在下雪天”英语怎么说?应该说“in a snowy day”,还是“on a snowy day”呢?