Crossword 22/5/14

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Across
  1. 3. to congratulate someone on an achievement
  2. 5. used to make stories and sentences stand out
  3. 6. words used in sentences
  4. 7. to make something straighter
  5. 12. a model built for transportation
  6. 13. To disagree and debate over something
  7. 14. the claps of a word?
Down
  1. 1. a series of levels put into one
  2. 2. questing equation of sum or measurement
  3. 3. used to connect sentences together
  4. 4. a cage or house used for birds
  5. 8. caused by toxic explosion or waste
  6. 9. a word used for describing a kind person
  7. 10. used to describe a happy person
  8. 11. used to make sentences bigger eg. And Or