Common Mistakes

*/* Choose the appropriate answer to fill in the blanks_____.

(1) I am using a computer __________ a lot of time.
  for saving.

  for to save

  to save

(2) Everybody must ____ advantages of the new technology.

  to take


(3) Computers help people _____ their jobs properly.
  for to do

  for doing


(4) We cannot _______ computers because they are expensive..
  to buy



(5) You needn't ______ the calculations yourself. The computer can do that for you.
  to do




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