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.
take
to take
taking
(3) Computers help people _____ their jobs properly.
for to do
for doing
do
(4) We cannot _______ computers because they are expensive..
to buy
bought
buy
(5) You needn't ______ the calculations yourself. The computer can do that for you.
to do
do
doing