Question

The train leaves at ______and arrives at ______.

1. A.
   10 a.m.;9 p.m.
2. B.
   a.m.10;p.m.9
3. C.
   ten a.m.o’clock;nine p.m.o’clock
4. D.
   10 a.m.in the morning;9 p.m.in the evening

Answer 1

A
a.m.（或A.M.）,p.m.(或P.M.)分别表示“上午（或午前）”、“下午（或午后）”。