Unit 3 Computers

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Across
  1. 3. liked or enjoyed by a large number of people. (be popular with sb)
  2. 5. very small in size or amount.
  3. 6. unit the main part of a computer in which data or information is processed.
  4. 10. to use or control a machine or make it work.
  5. 11. the set of keys for operating a computer or typewriter.
  6. 12. the organ inside the head that controls movement, thought, memory and feeling.
  7. 14. to have power over a person, company, country, etc. so that you are able to decide what they must do or how it is run.
  8. 15. to ask for goods to be made or supplied.
  9. 16. to offer sth for people to buy.
  10. 18. the part of a computer that the sound comes out of.
  11. 19. the amount of money that you have to pay for sth. (at the price of; at a high/low price)
  12. 21. costing a lot of money.
Down
  1. 1. the amount you get when you add several numbers or amounts together.
  2. 2. a track with rails on which trains run.
  3. 4. a business organization that makes money by producing or selling goods or services.
  4. 5. to write sth using a computer or typewriter.
  5. 7. a screen that shows information from a computer.
  6. 8. to have faith or confidence in. (depend on)
  7. 9. to use numbers to find out a total number, amount, distance, etc.
  8. 13. to examine people or things to see how they are similar and how they are different.
  9. 16. the rate at which sb/sth moves or travels.
  10. 17. a small device that is moved by hand across a surface to control the movement of the cursor on a computer screen.
  11. 20. a unit for measuring length, equal to 2.54 centimetres.