题目内容
--I saw Dave in the lift this morning.
--Really? He _______ around here for a long time.
A.won’t be seen B.wasn't seen
C.hasn't been seen D.hadn’t been seen
D
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题目内容
--I saw Dave in the lift this morning.
--Really? He _______ around here for a long time.
A.won’t be seen B.wasn't seen
C.hasn't been seen D.hadn’t been seen
D