Fill in the gaps necessary prepositions:

1. People may use a terminal the main company work.
2. A clerk can press keys a typewriter.
3. The word computer conjures a different images.
4. A computer turns the machine and .
5. Computers help building of spacecraft.
6. They are used to develop equipment exploring the moon and planets.
7. Chemists and physicists rely computers to control sensitive instruments.
8. Computers don’t have intelligence the way humans do.
9. Computers are good arithmetical operations.
10. Computers can store huge amounts of information magnetic media.​

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