at : 在……时候,在……地方等,比如,at my home, at that time.
in : “在……里面,在……(某段时间)期间,在……地方”等,比如,in those years, in a car.
on : “御喊在……上面,在……情况下”等,比如,on the desk, on condition that……
of : 一般是表示“属于……的,有……的性质斗大”等,比如,He's a friend of mine.
for : “为了,给,替”等意思,比如,I'm doing this for you.
with: 和……(某人空拆竖),关于……(事)等,比如,I want to go with you.
to : 表示“去干……,为了……等”一般表示目的。To help you with your English, I 'm here to
三个都可以用于时间前含察
in the evening/ morning/ afternoon,
跟季节in spring/summer/autumn/winter
跟月份: in January/ March
跟in an hour/ a day/ a week
on日子前用
on +星期, on Monday/ Tuesday afternoon..
on +日期 on June 1, on the morning of 1998
+节日 on Christmas Day
at, at night/ at noon, / at+点枯哪种, at six
还有其谈败茄他用法,如: in Shanhai, on foot, at the age of等
其实这些词没有什么太深用法的,固定搭配记住就好