Exercise 1

 2. worse

 3. bigger

 4. more careful

 5. cheaper

 6. more comfortable

 7. more crowded

 8. more delicious

 9. earlier

 10. more expensive

 11. farther or further

 12. fresher

 13. better

 14. hotter

 15. noisier

 16. more relaxed

 17. more terrible

 18. more traditional

 19. more varied

 20. wetter

 Exercise 2

  2. not as large as

  3. just as big as

  4. just as expensive as

  5. not as varied as

  6. not as long as

 7. not as convenient as

 8. not as late as

 9. not as nice as

 10. just as good as

 11. not as good as

 12. just as clean as

 Exercise 3

 2. earlier

 3. more comfortable

 4. healthier than

 5. more interesting than, better than, fresher

 6. taller than

 7. worse, quieter (or more quiet) than, more relaxed

 8. later than

 9. faster

 10. easier

 Exercise 4

  2. Y…cheaper than… X

 3. Y…larger than… X

 4. X…smaller than…Y

 5. Y…heavier than…X

 6. X…lighter than…Y

 7. X…more efficient than…Y

 8. Y…more effective than…X

 9. Y…faster than…X

 10. X…slower than…Y

 11. X…noisier than…Y

 12. Y…quieter (or more quiet) than…X

 13. Y…better than…X

 14. X…worse than…Y

 Exercise 5

 2. cheaper and cheaper or less and less expensive

 3. better and better

 4.bigger and bigger

 5.more and more varied

 6. more and more popular

 7. less and less healthy

 8. heavier and heavier

  Exercise 6

  2. The fresher the ingredients, the better the food.

 3. The more popular the restaurant, the longer the lines.

 4. The more enjoyable the meal, the more satisfied the customers.

 5. The bigger the selection, the happier the customers.

  6. The later in the day, the more tired the servers (get).

 7. The more crowded the restaurant, the slower the service.

 8. The better the service, the higher the trip.

  Exercise 7

  good à better

 more long à longer

 crowdeder à more crowded

 fresher à fresh

 more interesting as à more interesting than

 healthier than à healthier

  fresh than à fresh as

 better à good