(Refer to the answer)

One,

Multiple choice

1、D 2、C

3、D

4、B

5. A.

6、B

7. A.

8、B

Second, fill in the blanks

9、8

10、

1 1, cylinder

12、0, 15, 1

Third, the calculation problem

13、

14、

15、0

16, complete documents, relatively simple. leave out

17、

, p coordinate is (-2,0) or (0,4).

18、27

19, temporary vacancy

20, (1) simple. (2) BC =

，BF=

2 1, (1) 1.74 million vehicles (2) 3.58 million tons.

22. The (1) area is 1(2) temporary vacancy.

23 、( 1)A

(- 1,0)

(2)

(3)

Temporary vacancy

25、( 1)

(2)

(3) Temporary vacancies