Don’t forget to turn the lights before you leave the office. A. down B. off C. on D. up——青夏教育精英家教网——

摘要： 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

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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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