1. What are calories？ 

=>Calories are units of energy

2. What happens if we eat too many calories？ 

=>We can put on weight

3. Do we use calories when we sleep？ 

=>Yes, we do.

4. What is a healthy number of calories per day？ 

=>At least 1,800 calories per day.

5. Which activity uses a lot of calories？ 

=>Sports like riding a bike and running use a lot of calories。

6. Why do people listen to Dr. Law's advice？

=>Because he knows exactly how much people need to eat
Đây nhé ^^