题目内容：

Bike-sharing is a new choice for short journeys in cities. It is good to the ______ development of the big cities.

A ______ by a company found that shared bikes started the nation’s ______ for bikes again. Now more and more Chinese people are ______ bikes instead of cars to make short journeys in cities.

An engineer of that company says that since the ______ of shared bikes, people have made fewer trips by car. The love for shared bikes is not only among ______ people, who were born in the 1980s and 1990s, but also among people over sixty.

At weekends, the number of the riders in Shenzhen reaches the ______ of all cities. On weekdays, the number of people who use shared bikes to travel to work is ______ in Shanghai.

It is said that bike-sharing will help ______ the cities’ environment. It not only helps solve the traffic problems, but also will help to make more use of ______ in cities. Take Beijing as an example if more people choose shared bikes, an area of five Bird’s Nest stadiums (体育场)will be saved.

1.A. slow    B. healthy    C. harmful    D. sudden

2.A. rule    B. plan    C. report    D. suggestion

3.A. search    B. worry    C. preparation    D. love

4.A. choosing    B. pushing    C. repairing    D. locking

5.A. end    B. start    C. control    D. fall

6.A. strong    B. weak    C. old    D. young

7.A. top    B. side    C. corner    D. line

8.A. coming over    B. putting off    C. going up    D. giving away

9.A. discover    B. separate    C. experience    D. improve

10.A. air    B. time    C. space    D. money