A. Practice makes perfect.
B. Every minute counts.
C. Failure is the mother of success.
D. A good beginning is half done.
E. It is never too old to learn.

    Exercising is a good way to keep fit. However, many people do not know how to exercise well. Here are some tips.

    First, you should warm up. It is important to warm up before you exercise. You need to stretch your legs, arms, back and neck before you do any difficult activities like running.

    Second, you should find good places to exercise. You do not need to spend a lot of money. You can run or do sports in a park or in your school gym. You don't need to buy exercise equipment for your home. Just get your body moving. 

    Third, don't work too hard. Choose a sport that you enjoy and then your exercise will be fun instead of work. Also, you only need to exercise a few times each week. If you exercise 30 minutes each time, you will stay healthy.

    Fourth, drink enough water. It is important to drink water when you exercise. Your body needs the water for energy and for keeping cool.

    Finally, you must be careful! If you hurt yourself while you are exercising, rest until you feel better. Exercising when you are hurt is bad for your health.

    Many kids like eating hamburgers. (A) But do you know that they are not healthy food? We can't eat them every day. David likes hamburgers very much and he eats them every day. He is not healthy.

    Vegetables, fruit and milk are healthy food for us. For example, broccoli is a good vegetable for us.

    (B) 早饭我们喝牛奶，吃鸡蛋和水果。Meat is nice to eat, but we can't eat too much. We can only eat it for lunch. For supper, vegetables are good for our health. Green vegetables are healthy food for every meal.

    Please eat well every day and we can be healthy.

    We usually use chopsticks and spoons: Americans usually use forks and knives. However, the people in some countries don't use any of these tools. They prefer to eat with their fingers. It sounds messy, but they have ways to keep clean.

    In the southern part of India, people use banana leaves to eat. Everyone gets a small square of banana leaf. Each person washes his or her square of leaf, and then uses it to eat.

    In Ethiopia, food is wrapped in a special kind of bread. This bread is very flat and feels like a wet sponge(海绵). There are lots of holes in the bread to hold food and sauce. A small piece is torn of(被撕下) to pick up food.

    In the Middle East, people eat with only their fingers on the right, hand. They always try to keep the right hand clean. The left hand is used for touching dirty things.