10. 11. 12. 13. 14. 15. 10. 11. 12. 13. 14. 15.

9. 10. 11. 12. 13. 14. 15.

II. Each line in the following passage has one mistake. Find, underline and correct it.

There is number (0) as an example .

(0) friend => friends

0. Quang is one of my close friend. He lives next door to mine. He goes to