The train leaves at 6:00 p.m. So I have to be at the station ______ 5:40 p.m. at the latest.
A.until
B.after
C.by
D.around
正确答案是C
The train leaves at 6:00 p.m. So I have to be at the station ______ 5:40 p.m. at the latest.
A.until
B.after
C.by
D.around
正确答案是C