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    --Has Billy finished his homework today? --I have no idea. He it this morning. A. would do B. was doing C. has done D. had done 【查看更多】

     

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    —Has Billy finished his homework today?

    —I have no idea.He         it this morning.

    A.would do                  B.was doing                  C.has done                    D.had done

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    —Has Billy finished his homework today?

    —I have no idea.He        it this morning.


    1. A.
      would do
    2. B.
      was doing
    3. C.
      has done
    4. D.
      had done

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