— Why didn’t you try your best to get on the subway?
— I tried to, but it started moving ______ I could get on it.
A.before | B.after | C.since | D.if |
— Why didn’t you try your best to get on the subway?
— I tried to, but it started moving ______ I could get on it.
A.before | B.after | C.since | D.if |