题目内容
【题目】I'm sure that they won't climb ________ the mountain if they can't keep going.
A.onB.throughC.overD.across
【答案】C
【解析】
略
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题目内容
【题目】I'm sure that they won't climb ________ the mountain if they can't keep going.
A.onB.throughC.overD.across
【答案】C
【解析】
略