33.--- Are you still waiting for Mr. Brown? --- Yes. He to a student for almost an hour. A.was talking B.had been talking C.is talking D.has been talking 查看更多

 

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--- Are you still waiting for Mr. Brown?

--- Yes. He          to a student for almost an hour.

       A.was talking                                         B.had been talking

       C.is talking                                             D.has been talking

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-Are you still waiting for Mr.Brown?

-Yes.He ________ to a student for almost an hour.

[  ]

A.was talking

B.had been talking

C.is talking

D.has been talking

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