英语下列形容词的反义词

1. clam 2. careless 3. white 4. dirty 5. alive 6. worse 7. unhappy 8. rich 9. low 10. full 11. short 12. less 13. weak 14. slow 15. impolite 16. hard 或 firm 17. few 18. dishonest 19. infamous 20. quiet