Across
- 2. a room or a big building with many books
- 3. the number 30
- 5. one of the sides of a room or building, usually made of bricks or stone通常用石头或者砖头做的
- 6. everything in anywhere, the earth , all countries and the people in it
- 8. the palce for doing test or research 做测试或者研究的地方
- 11. in the back of
- 12. the number 40
- 16. a drawing or painting , photo
- 18. the study of the world, 对世界的研究的一门学科
- 19. the plant with a branches and leaves 有着枝叶的植物
- 20. chairs, tables, sofas, in a house or office
- 21. the number 50
Down
- 1. the ground for children to play on at a school
- 4. TV
- 7. a lot of
- 9. a machine that has lots of information 有许多信息的机器
- 10. a building people work in
- 11. in the middle of two things or people
- 13. big and tall houses with roofs and walls 又高又大的带屋顶的大房子
- 14. the number 70
- 15. the number 80
- 17. a big door
