In the afternoon on February fist.请问：为什么用 “on” ,可否先说“On Febr

In the afternoon on February fist.请问：为什么用 “on” ,可否先说“On Febr we arrive in beijing on february first in the afternoon对划线部分 on February the second 为什么是on Friday afternoon而不是in the Friday afternoon 习惯上用in the afternoon.课文上说是on fine afternoon ,它说有修饰词用on,那请问有修 in the fist time还是at the fist time 还是on the film is (on) in the afternoon the film on in the afternoon. in the late afternoon和 on a cold winter morning为什么一个用in一个用on We leave for Beijing on February first in the morning.为什么大时间 on a hot afternoon对吗?为什么不是in而是on? 请问是in Friday afternoon还是on Friday afternoon?