B)阅读短文，从短文后A至F六个选项中选出五个可以填入空白处的最佳选项。(2025·江苏宿迁改编)
Cycling is popular and enjoyable. It is not only a good way to keep healthy but also an action to protect the environment. 16 Here are some tips on how to keep safe while you are cycling.

17 Before you start cycling, you need to examine the condition of your bike with care. For example, make sure that the brakes(刹车) work well and the chain(链条) can turn with no problems.
Use proper equipment. Wear a helmet. 18 Before you start cycling, you should fasten(扣紧) your helmet. Wear bright and reflective(反光的) clothes on the road. Make sure your bike has lights. All these can greatly reduce the risk of being hurt.
Follow traffic rules. You are required to follow the same traffic rules as drivers. 19 For example, you should ride at a safe speed on the right side of the road, wait at the traffic lights and let passers-by go first.
Stay focused(专注的). 20 If you chat with others when you are cycling, it can distract(使分心) you and put yourself at the risk of road accidents.
By following these tips, you can enjoy cycling and stay safe at the same time. Always remember that safety comes first! Happy cycling!
A. You need to buy a new hat.
B. It is important to stay focused.
C. Examine(检查) your bike with care.
D. Remember that your helmet fits you well.
E. Keep the traffic rules in mind all the time.
F. However, sometimes it may be dangerous.
16. 17. 18. 19. 20.