10-12页

2. A large, dark-colored surface fixed to a wall, written on with chalk for teaching.
5. A piece of furniture with doors and shelves, used for storing dishes, food, or other things.
7. The set of buttons with letters and numbers used to type on a computer or other machine.
10. Happening or existing in all parts of the globe; all over the Earth.
12. To become impossible to see; to go out of sight.
15. To open and spread out something that was folded; to develop or be revealed over time.
16. To come into sight; to become visible or able to be seen.
18. treating everyone equally and according to rules; just. A gathering outdoors with games, rides, and things to buy and sell.
20. An event, often something unusual or unpleasant, especially one that is public.

1. (Describes animals) Living in nature, not kept by people; (describes plants) growing naturally, not planted by people; (describes places) natural and not changed by people; (describes people or actions) uncontrolled or very excited.
3. Something bad that happens without being planned, causing injury or damage.
4. The way someone or something looks.
6. A type of computer program, especially a small one designed for a phone or tablet.
8. To bend something, especially paper or cloth, so that one part lies flat on top of another part.
9. A long, thin, flat piece of wood or other hard material. A group of people who control or make decisions for a company or organization.
11. A small piece of shaped metal used for opening a lock or starting a car.
13. Happening quickly and unexpectedly, without warning.
14. A matter or situation that someone is involved in, often implying it's complicated or private; a public happening or event (less common).
17. To disappear suddenly and completely, often in a mysterious way.
19. Measuring a large distance from one side to the other; not narrow.
21. Something that happens, especially something important or interesting.