Now answer these questions. Do not refer to the passage until you finish the exercise.
回答以下问题，完成练习后再对照课文核对你的答案。
THE answer to obesity is obvious : eat less and exercise more.
减肥的办法很明显：少吃，多运动。
As with the previous exercise, you may initially get no answer.
和前面的一个练习一样，你也许开始得不到回答。
If they answer the chest's exercise correctly, the treasure is theirs.
如果他们回答公益金的正确行使，珍惜的是他们。
You must know the answer to the exercise , don't you?
你一定知道这项练习的答案，是不是？
You must know the answer to the exercise , don't you?
你一定知道这项练习的答案，是不是？
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