B1UMA13

5. a teacher of academic rank lower than instructors in colleges and universities
6. an institution of learning of the highest level that is made up of a college of liberal arts, a programme of graduate studies and several professional schools
7. a hollow part that contains or fits into another part
9. to make an exchange
11. the manner in which words are spelled
13. school chalkboard
14. an optical disk that can store a very large amount of digital data, as text, music, or images
15. __________ up. To increase the flow, volume, etc., of something

1. to obtain or receive something for temporary use, intending to give it, or something equivalent or identical, back to the lender
2. a person, usually young, who is learning from or being taught by a teacher at school or a private tutor
3. an eraser made of this material
4. the act or state of being a truant, who is a student who stays away from school without permission
7. to make or become sharp or sharper
8. a student taking advanced work after graduation
10. _______ up. To search for, as an item of information, in a reference book or the like
12. ________ in. To connect an electrical appliance with a power source