ESL4 Unit7,8 crossword puzzle

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Across
  1. 2. An idea about what someone should do
  2. 4. A person who is traveling in a vehicle but is not driving it
  3. 5. A person who helps people feel better when they are sick
  4. 7. To increase a number by adding it to itself a certain number of times
  5. 10. Correct and without mistakes
  6. 12. A large, round object in space that moves around a star, like Earth around the Sun
  7. 14. An imaginary line that something turns around
  8. 16. To do something fun or special for an important event
  9. 17. Very different or completely unlike something else
  10. 18. A body temperature higher than normal
Down
  1. 1. A document that shows your identity and allows you to travel to other countries
  2. 3. The place you are going to
  3. 4. To get ready for something
  4. 6. A fun or special activity to honor an important event
  5. 8. The work or steps you take to get ready
  6. 9. Pain in the ear
  7. 11. Pain in the head
  8. 13. Something you take to help you feel better when you are sick
  9. 14. A place where airplanes take off and land
  10. 15. To share an idea about what someone should do