Irregular Verbs (sting - write)

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Across
  1. 1. throw, ..., thrown
  2. 3. ..., tore, torn
  3. 4. wake, ..., woken
  4. 6. ..., swore, sworn
  5. 7. teach, ..., ...
  6. 8. tell, ..., ...
  7. 11. write, wrote, ...
  8. 14. understand, ..., ...
  9. 15. take, ..., taken
Down
  1. 2. wear, ..., worn
  2. 3. think, ..., ...
  3. 5. sweep, ..., ...
  4. 6. ..., struck, struck
  5. 9. swim, swam, ...
  6. 10. sting, ..., ...
  7. 12. ..., stank, stunk
  8. 13. win, ..., ...