Only after the secretary saw the train disappear in sight ______ the railway station.
A、
A、 he leaves ;
B、
B、 has he left ;
C、
C、 he left;
D、
D、 did he leave
发布时间:2025-05-11 15:27:13
A、
A、 he leaves ;
B、
B、 has he left ;
C、
C、 he left;
D、
D、 did he leave