题型:语法填空(语篇) 题类:常考题 难易度:困难
北京市平谷区2019-2020学年高一下学期英语期末质量检测试卷
Different countries have different bicycle-sharing systems towards children. Chinese children are welcomed on the country's using bicycle-sharing systems at age 12. In Paris, 14-year-old children (allow). The age minimums for US bicycle-sharing systems are generally 16 or 18. Research shows children do some exercise in the morning concentrate better in school. When more people ride bikes, air quality improves, aiding everyone's health. Having a bicycle also teaches responsibility and (confident). People learn how to ride (safe) on city streets and respect rules of the road. When students are riding in the street, there's a real ownership that they feel over their city. Of course, it's very important for riders to understand traffic rules.
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