Ride bike with a 7-year old.

和一个7岁孩子一起骑自行车。

Now I will ride bike to school and home.

如今，我都骑车去学校和回家的。

I like to ride bike.

我喜欢骑自行车。

But if they ride bike to work, then they can practice themselves quite often.

但是如果他们骑自行车上班的话，那么他们可以经常锻炼自己。

Don't worry! If you ride bike only in Germany, there are lots of bike shops can help you, I'm sure.

店员友好地帮我看了看车，其实也没什么，我询问了很多问题，店员看出我的焦虑。