学习是一个循序渐进的过程，也是一个不断积累不断创新的过程。下面小编为大家整理了初中英语完形填空练习：我们的大自然，欢迎大家参考阅读!

The water and the land are thought part of the earth surface (表面). The air is 1 thought a kind of blanket (毯子) 2 the earth. But it is 3 than that. Maybe you have been in a cave (洞穴) 4 in the earth. Did you think about the air that was in the cave? The land has some air mixed in it. Air is even mixed 5 the water in the sea. These examples show that some air is 6 the earth’s surface as well as above it.

Men once 7 that there were four basic things from which everything else was made. They 8 these things-earth, fire, air and water the four elements (元素). 9 man made more observations, they 10 that fire was not an element. 11 they concluded (得出结论) that land, air and water were not elements, 12 .

13 , there are more than 100 elements from which scientists believe all things are made. 14 land, air and water are not elements, they are three main parts of man’s environment (环境). You will 15 more about them as you study the earth.

1. A. usually B. seldom C. never D. sometimes

2. A. above B. around C. across D. among

3. A. better B. more C. less D. worse

4. A wide B. high C. long D. deep

5. A. at B. in C. with D. to

6. A. below B. before C. between D. beside

7. A. found B. thought C. knew D. understood

8. A. called B. told C. name D. said

9. A. That B. For C. As D. So

10. A. believe B. planned C. decided D. want

11. A. End B. At last C. Hardly D. Nearly

12. A. too B. neither C. also D. either

13. A. True B. Read C. In fact D. Correctly

14. A. When B. As C. Since D. Though

15. A. exam B. study C. exercise D. know

以上就是精品学习网为大家整理的初中英语完形填空练习：我们的大自然，怎么样，大家还满意吗?希望对大家的学习有所帮助，同时也祝大家学习进步，考试顺利!

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初中英语完形填空练习及答案：自主学习

初中英语完形填空解题技巧