He spent one day in the room．A.lockingB.lockedC.to be lockedD.having locked
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He spent one day ________ in the room．
A.locking
B.locked
C.to be locked
D.having locked
试题答案
B
He spent one day ________ in the room．
A.locking
B.locked
C.to be locked
D.having locked
B