WTW sort 4 Adding ~ing

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Across
  1. 4. naming the letters in a word
  2. 5. paid employment
  3. 8. opposite of sinking
  4. 10. engaging in speech
  5. 11. to repair
  6. 12. opposite of pulling
  7. 13. alive
  8. 14. a long walk
  9. 16. to bite and work food in your mouth
  10. 17. where an event takes place
  11. 18. opposite of stopping
  12. 19. approaching
  13. 20. not moving
Down
  1. 1. a continuous sound
  2. 2. to ask for something
  3. 3. a piece of literature
  4. 6. to smile broadly
  5. 7. a slow run
  6. 9. to increase an amount
  7. 10. opposite of giving
  8. 14. to possess or own
  9. 15. emotions
  10. 16. to trim
  11. 17. I hope it will keep _____, so we can make a snowman.