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    27．----Hi, this is Peter’s garage. We found Mr. Smith’s briefcase here after he left his car this morning. ----He had been wondering where he it. Thank you for calling. A．could have left B．;must have left C．could leave D．might leave 【查看更多】

     

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    ---Hi, this is Peter’s garage. We found Mr. Smith’s briefcase here after he left his car this morning.

    ---He had been wondering where he ________ it. Thank you for calling.

    A．could have left        B．must have left C．could leave     D．might leave

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