9.Kate heard a man's voice in the background, but she couldn't ___________ what he was saying.

A. set aside   B. take back

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C. make out   D. keep off

软f876技件高fddd东是优限-术a4715b15学9b384f9a习升量司慧8fa3途径c6e7ffea有a190广科网高元8d24公得【答案】C

【解析】

【详解】本题考查动词词组辨析。句意： 凯特听到背景中有一个男人的声音，但她听不清他在说什么。set aside“存储，留出”; take back“收回，拿回”;make out“辨认出，理解，了解”; keep off“(使)避开”。故选C。