Unit3(2)

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Across
  1. 2. a male police officer
  2. 5. the way to go
  3. 8. usually
  4. 10. a train that runs below the ground; below the surface
  5. 14. someone who talks or gives a talk
  6. 15. to give an idea or advice
  7. 16. right or true
Down
  1. 1. in the middle
  2. 3. not having good manners
  3. 4. having few people
  4. 6. to move quickly
  5. 7. having good manners(态度、方式)
  6. 9. the place where someone lives
  7. 11. the direction of the sun rising
  8. 12. to send letters; letters sent by post
  9. 13. a small round fruit, usually purple or green
  10. 14. the people who work in a place