问题 选择题

You may ______ your teachers for help when you have problems.

A.turn up

B. turn down

C.turn to

D.turn off

答案

C

词义辨析题。 A. turn up 出现  B. turn down 拒绝    C. turn to 求助于  D. turn off 关掉 句意:当你有问题时你可以求助于你的老师。 根据语境选C

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