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4. A I'm getting my car tyres checked.
5. C Why don't you ask someone to update the new computer program for me?
6. B We have decided to a better lock put in.
7. B. Jane recommended getting the lawn mowed.
8. C. The teacher asked his students to use their laptops to surf the Net for resources in his class.
9. A. It is impossible for us to live in outer space without special equipment.