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    My classmates our classroom. Look! It’s very clean. 【查看更多】

     

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    My classmates _____ our classroom. Look! It’s very clean.

    A．have cleaned B．will clean
    C．is cleaning D．cleaned

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    Look! My classmates _____ our classroom. It's very clean.
        
    [     ]
    A. have cleaned
    B. will clean
    C. is cleaning
    D. cleaned

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