english puzzle

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Across
  1. 1. is a modal verb used in the present whit the verb in basic form.
  2. 3. was the past participle of the verb be
  3. 7. is a modal verb used in the past whit have and the verb at the past participle
  4. 10. Ford introduced in 1913 the assembly line.
  5. 11. of North America, Africa,
  6. 12. is a nazionale holiday in the united states.
  7. 13. is used for experiencese ended in the past.
  8. 15. the British Empire colonized numerous countries including India, the largest producer of tea.
  9. 16. is the past simple of the verb go.
Down
  1. 2. thanksgivingday was probably celebrated in Massachusetts in 1620.
  2. 3. and cloyd was a famous criminal couple in the 30".
  3. 4. high school is in new jearsy.
  4. 5. oceania
  5. 6. the18th century Britain colonised
  6. 8. is the opposite adjectives of fast.
  7. 9. is user for habitual actions.
  8. 14. is used to attribute quality to a plural nome.