练习册

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    ( ) --- Why is the classroom so dirty? --- Sorry, sir. It yesterday. We forgot to do it. A. doesn’t clean B. didn’t clean C. isn’t cleaned D. wasn’t cleaned 【查看更多】

     

    题目列表(包括答案和解析)

    ---Why is the classroom so dirty? 
    --- Sorry, sir. It ______ yesterday. We forgot to do it.
    A．doesn’t cleanB．didn’t cleanC．isn’t cleanedD．wasn’t cleaned

    查看答案和解析>>

    ——Why is the classroom so dirty?
    ——Sorry, Sir. It _____ yesterday. We forgot to do it.
    A．doesn't cleanB．didn't cleanC．isn't cleanedD．wasn't cleaned

    查看答案和解析>>

    ——Why is the classroom so dirty?
    ——Sorry, Sir. It _____ yesterday. We forgot to do it.
    A．doesn't cleanB．didn't cleanC．isn't cleanedD．wasn't cleaned

    查看答案和解析>>

    ——Why is the classroom so dirty?
    ——Sorry, Sir. It _____ yesterday. We forgot to do it.
    A．doesn’t cleanB．didn’t cleanC．isn’t cleanedD．wasn’t cleaned

    查看答案和解析>>

    ---Why is the classroom so dirty?

    ---Sorry, Sir. It _____ yesterday. We forgot to do it.


    1. A.
      doesn't clean
    2. B.
      didn't clean
    3. C.
      isn't cleaned
    4. D.
      wasn't cleaned

    查看答案和解析>>


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