【題目】In boxing, players should wear gloves and mouth guards ________ anything dangerous happens.

A.in vainB.in a wordC.in debtD.in case

【答案】D

【解析】

考查目的狀語從句。句意：在拳擊運動中，運動員應該戴手套和牙托，以防任何危險的事情發(fā)生。A. in vain徒勞；B. in a word總之；C. in debt負債；D. in case以防，以免。分析句子可知，戴手套和牙托是為了“防止”發(fā)生危險，所以用in case引導目的狀語從句。故選D項。

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