II

1. Interesting

2. Household

3. Activity

4. Medical

5. Weight

6. Best

7. Juicy

8. Carelessly

9. Useful

10? Less

III

1. Going

2. Are you doing

3. Will you be

4. Returns

5? Listening

IV

1. In

2. Of

3? At

4! At

5? For

1. Na went to the doctor yesterday because he had an awful stomachache

2. I don't like eggs and my brother doesn't, either

3. Balance diet means you eat a variety of foods without eating too much anything

4. Millions of people catch common cold every year

5! At reccess yesterday Trang drank some water and talked to her friends