welcome unit

2. an act of giving sth to sb or doing sth for sb and receiving sth in return
8. to examine sth completely or carefully in order to find out more about it
9. feeling worried or nervous
10. having a strong desire to know about sth
11. fairly angry about something.
15. to give all your attention to sth and not think about anything else
18. a scientific test that is done in order to study what happens and to gain new knowled
19. a drawing or plan from which sth may be made
20. a plan that is intended to achieve a particular purpose

1. older;higher rank;more experience
3. embarrassing and difficult to deal with
4. the buildings of a university or college and the land around them
5. gets better
6. the act of making an official record of sth/sb
7. a sudden burst of light or of something shiny or bright
12. to arrange for sth to happen or to be provided
13. a talk is given to a group of people to teach them about a particular subject, often as part of a university or college course
14. afraid; feeling fear
16. business organization that makes money by producing or selling goods or services
17. whole character and nature