题目

 The climber had to stop about halfway up the hill to _______ his breath before going on.     A. take         B. hold             C. pause            D. catch 答案： D。catch one’s breath喘口气。句意：登山者不得不在半山腰停下来歇口气，然后继续爬。take a breath吸一口气；hold one’s breath屏住呼吸。

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