Unit 12

3. The person in charge of a school
5. A tool used for cutting items
7. Smooth, dark surface that you write on with chalk
10. A book about a particular subject
11. Physical Education, a sports and exercise class taught as a subject at school
12. To make sure something is correct
13. Work that a student is given to do at home
14. Do something repeatedly to become better at it
17. To read, memorize facts, attend school, and do work in order to learn about a subject
19. being in a younger group

1. Short test that is often taken without preparation
2. A member of the same class
4. Something that is not correct
6. A long, narrow piece of sticky material used to stick things together
8. A long narrow mark on a surface
9. Book of words in alphabetical order with their meanings
15. White or coloured sticks used for writing
16. A place where people get food at a counter and carry it to a table to eat
18. A group of people who meet to participate in an acttivity
20. To have or keep an image or idea in your mind