十、阅读短文，选择正确的答案。
Riding a bike is really exciting. You can go to places far from your house, and you can go out to play with your friends. But before you go, learn some safety tips about bikes:
• You need a bike just right for you. Riding a too big bike is not safe.
• Bikes can break down（出故障）. You need to learn to look after your bike.
• Bikes use the roads. You need to learn the rules of the road.
• You should wear bright colours over your clothes, so the drivers can see you easily.
• Riding bikes can be dangerous（危险的）. You must wear a helmet to protect your head.
• You need to keep yourself safe when you are riding a bike. You need to be careful all the time.
（）1. Bikes can break down. You should learn to .
A. look for your bike
B. look after your bike
C. look at your bike
（）2. Bikes use the roads. You need to learn .
A. the rules of the road
B. the book
C. the colours
（）3. You should wear bright colours over your clothes because .
A. the drivers may like you
B. the drivers can play with you
C. the drivers can see you easily
（）4. You must wear to protect your head when riding bikes.
A. new clothes
B. a helmet
C. a pair of glasses
（）5. When you are riding a bike, you need to be .
A. helpful
B. happy
C. careful

1. B 2. A 3. C 4. B 5. C