=> VI/ 1. do -> be done 2. tell -> told 3. pay -> paid 4. serve -> served 5. heard -> be heard 6. give -> be given
VII/ 1. A leader 2. D must be paid 3. B improvement 4. A can achieve 5. D contribution : sự đóng góp 6. A solution : giải pháp 7. C participation : sự tham gia 8. A attend 9. A access 10. A especially 11. A must be taken away 12. A enrolment 13. A providing 14. B must be promoted
