题干
假如你所在的城市正在创建“国家级卫生城市”，请你以“How to set up a national healthy city?”为题，根据所给提示写一篇80词以上的英语短文
要求：1.不要逐条翻译提示内容，注意逻辑合理；2.语言流畅，书写规范，卷面整洁。
提示用词：throw rubbish; talk loudly; smoke; spit; in public; give seats to the old and children; be polite to others; obey traffic rules; have good life habits; keep ... clean;
How to set up a national healthy city?
答案(点此获取答案解析）
How to set up a national healthy city?
Our city is trying to set up a national healthy city. Here is my advice. As a middle student, I think we should be polite to others. We are supposed to give seats to the old and children on the bus. It's necessary
