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    hearing someone knocking at the door.Mrs. Black it without delay. A.Through;answered for B.On;replied to C.In;replied D.On;answered 答案 D 【查看更多】

     

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    —Did you hea the loud thunder last night?

    —Yes, it was at about twelve o'clock _____ I was awoken up and I felt a little frightened．

    　　　 A．that　　 　　　　　　　 B．before　　　 　　　 C．until　　　　 　　　 D．when

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