40. The boy has spent a whole day _____ in his room. No one knows what he is doing. A. locked B. t

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• 40.The boy has spent a whole day _____ in his room.No one knows what he is doing.A.locked B.t40.The boy has spent a whole day _____ in his room.No one knows what he is doing.A.locked B.to loc k C.locking D.been lockedspend time /money (in)doing sth.后面不是要出现sth的么?可这里是 in his room这状语啊,
• 40. The boy has spent a whole day _____ in his room. No one knows what he is doing. A. locked B. t40. The boy has spent a whole day _____ in his room. No one knows what he is doing.A. locked B. to loc k C. locking D. been locked
• 40.The boy has spent a whole day _____ in his room.No one knows what he is doing.A.locked B.t
• 40. The boy has spent a whole day _____ in his room. No one knows what he is doing. A. locked B. t
• This is so interesting a story ___all the children like much.A as B which C
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