For class

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Across
  1. 4. a person who is travelling or visiting a place
  2. 6. a movable organ for flying
  3. 7. tell someone what you think he/she should do
  4. 8. words used in speaking and writing
Down
  1. 1. of great significance or value
  2. 2. very bad
  3. 3. something that can be done
  4. 5. bad or dangerous