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    -- Has Jack finished his homework yet? -- I have no idea,he ＿＿＿it this morning. A.was doing B.had been doing C.has done D.did 【查看更多】

     

    题目列表(包括答案和解析)

    .—— Has Jack finished his homework yet?

    —— I have no idea； he ＿＿＿it this morning.

    A.was doing     B.had been doing  C.has done     D.did

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    —— Has Jack finished his homework yet?

    —— I have no idea； he ＿＿＿it this morning.

    A.was doing B.had been doing

    C.has done D.did

    查看答案和解析>>

    — Has Jack finished his homework yet?

       — I have no idea；he ＿＿it this morning.

    A. was doing    B. had been doing    C. has done      D. did

    查看答案和解析>>

    — Has Jack finished his homework yet?

    — I have no idea；he ＿＿it this morning.

    A. was doing    B. had been doing    C. has done      D. did

     

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    — Has Jack finished his homework yet? 

    — I have no idea；he ＿＿it this morning.


    1. A.
      was doing
    2. B.
      had been doing
    3. C.
      has done
    4. D.
      did

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