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You were out enjoying yourself when you . A. must have studied B. would have studied C. should be studying D. ought to have been studying 【查看更多】

 

題目列表(包括答案和解析)

You were out enjoying yourself when you ________.

       A. must have studied            B. would have studied

       C. should be studying           D. ought to have been studying

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You were out enjoying yourself when you ________.

       A. must have studied            B. would have studied

       C. should be studying           D. ought to have been studying

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You were out enjoying yourself when you _________.

　 A. must have studied　　 B. would have studied

　 C. should be studying　　　 D. ought to have been studying

 

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You were out enjoying yourself when you ________．

[　　]
A．

must have studied

B．

would have studied

C．

should be studying

D．

ought to have been studying

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