Homonyms

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Across
  1. 1. [Blank] going to be a long flight
  2. 4. They [Blank] going to school.
  3. 6. [Blank] going too
  4. 8. [Blank]'s is that
  5. 10. You will run then [Blank] follow
  6. 11. that is [Blank] thing
  7. 13. I would like to go to an [Blank]
  8. 17. They must [Blank] the room
  9. 19. That is greater [Blank] 481
  10. 20. that is [Blank]'s
  11. 21. [Blank] get some dinner
  12. 22. Please get me that from [Blank] 4b
Down
  1. 2. They are over [Blank]
  2. 3. you left [Blank] books
  3. 5. [Blank] is that
  4. 7. [Blank] good at that
  5. 9. We must [Blank] them about the school trip
  6. 12. I'll do that [Blank] I will do that
  7. 14. My parents won't [Blank] me do that
  8. 15. [Blank] books are their
  9. 16. [Blank] are they?
  10. 18. we [Blank] going