IX.1.

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  1. as pretty
  2. more expensive
  3. best
  4. happier
  5. the worst
  6. stronger
  7. The eldest/ oldest
  8. better and better
  9. the most delightful
  10. cheaper and cheaper
  11. worse
  12. more ill-prepared/ worse-prepared
  13. the most popular
  14. more fluently
  15. the most badly-bred/ the worst-bred