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    Don’t forget the lights when you leave the classroom. 【查看更多】

     

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    Don’t forget __________ the lights when you leave the classroom.

    A．turning off

    B．turning on

    C．to turn off

    D．turn off

     

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    Don’t forget __________ the lights when you leave the classroom.
    A．turning offB．turning onC．to turn offD．turn off

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    Don't forget __________ the lights when you leave the classroom.
    [     ]
    A. turning off
    B. turning on
    C. to turn off
    D. turn off

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    Don't forget _________ the lights when you leave the classroom.      
    [     ]
    A. to turn off
    B. to turn on      
    C. turning off    
    D. turning on    

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    Don't forget _____ the lights when you leave the classroom. It saves electricity (电).

    [     ]

    A. to turn off
    B. turning off
    C. to turn on
    D. turning on

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