写一篇英语作文80词左右,内容是骑自行车的好处.
问题描述：
写一篇英语作文80词左右,内容是骑自行车的好处.
答
There are many benefits riding a bicycle. It's very environmental-friendly since bicyles only require human force to operate. They won't pollute the air with toxic gas. When riding a bike, you are doi...