Geography China puzzle

1234567891011121314151617181920
Across
  1. 6. - one of the main 2 rivers in China
  2. 8. - largest desert in Asia ??
  3. 11. - a place higher than normal land height
  4. 14. - it helped the Chinese to have fertile soil and we’re able to grow crops and keep livestock
  5. 15. - A wall of mountains
  6. 16. - one of the plains in China
  7. 18. - One of the tallest mountains in the world
  8. 19. - It helped the Chinese to grow better than other civilizations
  9. 20. - it’s hard to cross the walls of China
Down
  1. 1. - a sea in china
  2. 2. - even if the rivers bring destruction people still live around the rivers because of the land
  3. 3. - Although it helped china to make fertile soil it is also a disaster as it floods the places around it
  4. 4. - low in the east and high in the west
  5. 5. - Largest desert in China??
  6. 7. - helped to protect it against invaders
  7. 9. - a main river in China
  8. 10. - a main sea of China
  9. 12. - topic
  10. 13. - A set of mountains like Himalaya mountain
  11. 17. - it’s hard to cross the walls of China