1.  All three knew well that customers buying computers needed some way to make them work together.

2.  He bought a computer for his personal use.

3.  How long ago did you buy the computer?

4.  I got a few games free when I bought my computer.

5.  There are certain criteria you should apply when buying a computer.

6.  Who wants to buy a computer from a failing company?

7.  Imagine that a company buys a computer.

8.  The cash will be used to buy a computer which will be adapted for use by disabled children.

9.  And six out of ten of the companies that do not use PCs said they would never buy a computer at any time in the future.