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    Don’t forget to turn the lights before you leave the office. A. down B. off C. on D. up 【查看更多】

     

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    Don't forget to turn ________ the lights before you leave the office.
    [     ]
    A. down
    B. off
    C. on

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     Don’t forget to turn ____ the lights before you leave the office.

    A. down       B. off         C. on          D. up

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    Don't forget to turn ________ the lights before you leave the office．

    [　　]

    A．down

    B．off

    C．on

    D．up

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