1、 Help them think about possible answers by asking them questions in turn: "Hmmm, that's an interesting question, and what do you think the answer should be?"
通过轮流问他们问题来帮助他们思考可能的答案：“嗯，这是一个有趣的问题，你认为答案应该是什么？”
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2、 Hmmm. This is a tough question.
嗯，这是一个很难回答的问题。
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