妈妈过去常会问我身体最重要的部分是什么。几年来,我一直在想我认为正确的答案。小的时候,我认为声音对我们人类很重要,所以我说:“是我的耳朵,妈妈!”而她却说:“不是。很多人都听不到声音呀。不过你要继续想这个问题,不久我还会再问你的。”她再次问我,已是数年之后。自从第 My mother used to ask me about the most important part of my body. For several years, I have been thinking about the correct answer I think. When I was little, I thought the sound was very important to us humans, so I said, “It’s my ear, Mom!” And she said: “No. Many people can’t hear the sound. But if you want to continue thinking about this problem, I will ask you again soon." She asked me again, it was several years later. Since the first