题目内容
15．Smoking is bad for your health．You'd better ________．（ ）| A． | take it down | B． | find it out | C． | turn it off | D． | give it up |
分析 吸烟对健康不好，你最好戒掉．
解答 答案：D turn down 音量调低一些；find out 找出，查明；turn off 关闭；give up放弃．结合句意吸烟对健康不好，应该放弃．故选D．
点评 本题考查动词词组的辨析，在熟知各个词组意思的基础上与句子的语境相结合，从而得出正确的答案．
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