16. Biking is a popular form of exercise because (1)
.
Many cities have made efforts to make cycling (骑行) easier and more popular. In the US, Bike to Work Day is held on May 20. This day is intended (旨在) to encourage more people to ride bikes.
Copenhagen, the capital of Denmark, is the world's most bike-friendly city. During rush hour, (2)
. When it's snowy, people clear the snow in bicycle lanes (车道) first. The car lanes come next.
In Amsterdam, (3)
. You can always find bike rental companies near busy areas, and return it at any service spot. It's so convenient that most people in the city ride bikes to go to work.
In China, we have bike﹣sharing companies. (4)
. However, biking is not that easy in many Chinese cities. Cars often take up bicycle lanes and bikers have to ride next to cars in car lanes. It is very dangerous.
A. people can rent (租) a bike almost anywhere in the city B. it's healthy and environmentally friendly C. They give us easy access (使用的机会) to bikes D. it's easy and cheap E. traffic lights are always green for bikers |