2017-2018

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Across
  1. 4. Producing a large amount of money; making a large profit
  2. 5. Doing something without thinking carefully
  3. 8. The pure mathematics of points and lines and curves and surfaces
  4. 12. An adjective relating to or concerned with machinery or tools
  5. 13. Thinking about past events or situations
  6. 17. Designed to be suitable for a wide range of situations or needs
  7. 19. A Combination of events, etc., that causes a particular result
Down
  1. 1. Required by law or rules，compulsory
  2. 2. To make something less important
  3. 3. Frightening in a way which makes a person feel less confident
  4. 6. Overcome by superior force or too many tasks
  5. 7. Misunderstanding
  6. 9. A process in which something passes by degrees to a different stage
  7. 10. Thrown awayinferiority The state of having lower rank or level
  8. 11. Something that is unpleasant or dangerous and develops gradually without being noticed.
  9. 14. A conventional or formulaic conception or image
  10. 15. An amount of money or property left by someone in a will
  11. 16. Promise solemnly and formally
  12. 18. Change liquid into gas or steam