完形填空。 Not all heavy children have weight problems like adults. However, as children get older, their chance for staying fat l . The chance is even 2 if one or both parents are also overweight. It's important to work on weight problems early. Why is the healthy weight important? If you are too heavy and fat, you have a better chance of developing a serious 3 such as heart disease. Maybe you also suffer from other problems. For example, you often feel tired, and you can't 4 well. The best 5 to lose weight is to eat healthier food and to exercise often. Be patient. It may 6 a long time. Don't stop yourself from eating, but eat healthier food. Get your whole family to eat 7 , and it will be good for everyone. When you go to a supermarket, try to buy food 8 is low in fat. Do exercise! The Internet, computer games, and TV keep kids from 9 like dancing, running and so on. The whole family can go for a walk or a bike ride. It is good for their health and, 10 ,they can have a good time together. (     )1. A. brings down (     )2. A. quicker (     )3. A. trouble (     )4. A. work (     )5. A. thing (     )6. A. take (     )7. A. quietly (     )8. A. which (     )9. A. doing activities (     )10. A. at first B. disappears B. higher B. loneliness B. sleep B. task B. cost B. happily B. where B. having classes B. all the time C. appears C. lower C. illness C. walk C. idea C. spend C. healthily C. what C. eating healthily C. at the same time D. goes up D. worse D. accident D. exercise D. way D. pay D. comfortably D. who D. going climbing D. at last