一、单项选择题（共60题 ，每题1分，每题的备选项中，只有1个最符合题意）。           
1.D　　　　　2.B                3.C                  4.D           5.A 
6.D           　 7.C                 8.D                 9.C           10. B 
11.A             12.B                13.B                14. C          15.A
16.B             17.C                18.F                19.B           20.A
21.D             22.B                23.C                24.A           25.C  
26.C           　27.C                28.C            　  29.B           30.A
31.C             32.D                33.D                34.A           35.D
36.D             37.C                38.D                39.D           40.D
41. C            42.C                 43.C                44.C           45.B
46.C             47.B                48. D               49.C           50.A 
51.C             52.D                53.B                54. C          55.B
56.B             57.D                58.B                59. C          60.D