Unit 4

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Across
  1. 3. a way of fighting
  2. 7. The most-used language
  3. 9. subject about what happened in the past
  4. 10. subject about 物質變化 hint:酸鹼中和
  5. 12. something you have to listen to
  6. 13. subject about 時間及空間的基本定律 hint:牛頓
  7. 14. subject about human, insects, animals..
Down
  1. 1. subject about the land and lake....
  2. 2. subject about everything include natural and technology
  3. 4. they look really strong
  4. 5. Second most-used language
  5. 6. a kind of dancing
  6. 8. subject about around people
  7. 11. a sport that is in the water
  8. 12. subject about lots of numbers