unit 1

2. someone who has a degree in medicine and treats people who are sick or injured
3. someone who takes photographs as a job or hobby
5. a person or business that arranges people's vacations and trips
6. the political units which the world is divided into
7. a person who is trained to fly an aircraft
11. to be born in a particular country
13. a skilled person who uses scientific knowledge to design, construct, and maintain engines and machines or structures
14. does not cause physical harm or danger
15. not pleased about something; sad

1. having very little money and few possessions
2. a person whose work is dancing
3. a member of the police force
4. having a lot of money or valuable possessions
8. something that you spend time doing
9. the money that someone earns each month or year from their employer
10. able to hurt or harm you
12. someone who helps learning about a subject by explaining it or showing how to do it