Ex14:
1. It's cold and long.

2. He plays soccer and volleyball.

3. He goes sailing and plays basketball.

4. He goes fishing at the lake

5. Because he loves the color of trees-red.
Ex 15:
 

1. play ( play hide - and - seek : chơi trốn tìm )

2. does 

3. has ( my father -> danh từ số ít)

4. plays

5. do ( my sister and I -> số nhiều )

6. have

7. plays

8. have

9. do

10. does