八下 Unit 8

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Across
  1. 3. make sb. happy and pleased
  2. 4. Squares, circles and triangles are types of______
  3. 5. a place you can get coffee
  4. 8. have a rest
  5. 12. a reason that you give to explain or defend your behaviour
  6. 13. nowadays
  7. 14. scientific knowledge used in practical ways in industry
  8. 15. measuring a lot from one side to the other
  9. 16. when
  10. 19. say sorry
  11. 20. the time now
  12. 21. get ready
Down
  1. 1. an international computer network
  2. 2. gone by in time;long long ago
  3. 4. the programs, etc. used to operate a computer
  4. 6. having or using microchips that control and direct a small electric current
  5. 7. a living thing causes infectious disease
  6. 9. put together
  7. 10. surely
  8. 11. say sth is good enough to have a try
  9. 17. a gas that is the lightest of all the elements
  10. 18. always and will be
  11. 21. sth. you write on the net