What is the function of smiling? [originaltext]It is proved that smiling slows d

游客2023-12-28 10

问题 What is the function of smiling?

It is proved that smiling slows down aging and prevents wrinkles.

选项 A、Slowing down aging.
B、Preventing wrinkles.
C、Both A and B.
D、Prolonging life.

答案 C

解析原文说，事实证明，微笑可以延缓衰老和防止皱纹，因此，正确答案是C。

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