6. Choose the possessive form of the noun: the book of Amy * 1 điểm Amy's book Amy' book Amy's book's 7. Choose the possessive form of the noun: the wife of Diego * 1 điểm Diego’ wife Diego’s wife Diegos wife 8. Choose the possessive form of the noun: the boots of the elves * 1 điểm the elves’s boots the elves’ boots the elves’s boots 9. Choose the possessive form of the noun: the problem of the shoemakers * 1 điểm the shoemakers’ problem the shoemakers’ s problem the shoemaker's problem 10. Choose the possessive form of the noun: the team of the teachers * 1 điểm the teachers's teams the teachers' team the teachers' teams 11. Choose the possessive form of the noun: the dance of Pixie * 1 điểm Pixie’s dance Pixie’ dance Pixie’s dances 12. Tick the correct comparative adjective * 1 điểm happier happy happyer 13. Tick the correct comparative adjective * 1 điểm boringer boring more boring 14. Tick the correct comparative adjective * 1 điểm likabler more likabler more likable 15. Tick the correct comparative adjective * 1 điểm newwer more newer newer 16. Tick the correct comparative adjective * 1 điểm good better best 17. Tick the correct comparative adjective * 1 điểm worse worser bad 18. Tick the correct comparative adjective * 1 điểm farther farthest farer làm ơn 10 phút thôi