完形填空。 You need to have healthy eating habits. Breakfast 1 you enough energy for the morning, 2 don't go to school without breakfast. Fruit and vegetables are good 3 your health, but fast food, like potato chips, will make you fat and unhealthy. So eat the right food to keep you healthy. 4 sports can also help you keep fit. But sometimes it may cause accidents, so stay safe when you are playing sports. It's necessary to learn about first aid . Then you can help 5 or others if an accident happens. Happiness is important for your health. It's the 6 medicine. When you are ill, try to be happy and you'll feel better. On the other hand, you 7 feel sick if you are always unhappy. So, be happy to be healthy. You must avoid smoking 8 drinking. Many students think 9 cool to smoke and drink. But they don't know smoking and drinking can cause many illnesses. You should say 10 to smoking and drinking. (     ) 1. A. to give (     ) 2. A. so (     ) 3. A. to (     ) 4. A. Play (     ) 5. A. yourselves (     ) 6. A. good (     ) 7. A. must (     ) 8. A. and (     ) 9. A.  it (     ) 10.A. not B. gives B. then B. for B. Playing B. themselves B. best B. had better B. or B. it's B. don't C. give C. because C. with C. Plays C. ourselves C. well C. may C. with C. there are C. no