IA7 Unit 4 Vocab E

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Across
  1. 3. need
  2. 6. develop gradually
  3. 11. show
  4. 12. strange
  5. 13. an important development
Down
  1. 1. easy to bend
  2. 2. move faster
  3. 4. put together
  4. 5. the most important
  5. 7. a lot
  6. 8. change
  7. 9. first or main
  8. 10. allow