题目内容
For a moment Tom was ________ how to reply to the question.
A.no idea B.not knowing C.puzzling D.at a loss
D
【解析】be at a loss迷惑,迷茫,不知所措。
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题目内容
For a moment Tom was ________ how to reply to the question.
A.no idea B.not knowing C.puzzling D.at a loss
D
【解析】be at a loss迷惑,迷茫,不知所措。