Answer:
2. Window cleaners must be afraid of height.
3. Nurses should be patient and care about other people.
4. Businessman often have to travel a lot.
5. Politician should do their job because they want fame.
6. Teachers must enjoy working with children.
7. Doctors have to train for several years before they come to work.
8. Teachers have to work in school during the holidays.
9. Police officers have to be good communicators.