2.　　　 We need a lot of energy to exercise.

1.　　　 The teacher says that it’s important to learn English well.

6. takes　　 7. dancer　　 8. need　　　 9. tired　　 10. careful

1. energy　　 2. never　　 3. exercise　　 4. often　　 5. knife

8.　　　 We plan to change our diets and lifestyles.

Reading (2)

7.　　　 Everyone knows what she eats and how she lives every day.

6.　　　 If you want to be a healthy person, you have to eat less and exercise more.

5.　　　 I do not eat sweet snacks between meals any more.

4.　　　 I know that sweet snacks are not good for me.

3.　　　 Before, I seldom ate fruit and vegetables.