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    ( ) When you do eye exercises, you must keep your eyes . A. close B. closed C. open D. closing 【查看更多】

     

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    When you do eye exercises, you must keep your eyes_______.      
    [     ]

    A. close    
    B. closed    
    C. open    
    D. closing

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    You must keep your eyes ________ when you do eye exercises.  
    [     ]
    A. close    
    B. open    
    C. closed    
    D. opened

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    You must keep your eyes ________ when you do eye exercises．

    [　　]

    A．close

    B．open

    C．closed

    D．opened

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    从所给的四个选项中选择最佳答案

    When you do eye exercises, you must keep your eyes ______．　　　

    [　　]

    A．close　　　B．closes　　　C．closing　　　D．closed

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