crossword puzzle

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Across
  1. 3. A person who teaches you in class
  2. 5. It is "拉力" in Chinese
  3. 7. The antonym of "healthy"
  4. 10. Not difficult
  5. 11. It is "存在“ in Chinese
  6. 13. The same meaning as "however"
  7. 14. An animal which is our best friend
  8. 15. We should drink it every day
Down
  1. 1. Dangerous or bad
  2. 2. The superlative form of "good"
  3. 4. Very very strong
  4. 6. Not happy or pleased
  5. 8. It is a planet where human being live on
  6. 9. It is a color of banana
  7. 12. It is "凝视" in Chinese
  8. 13. It is made of paper and you can read it
  9. 16. It is a fruit which is red and round