参考答案
(一)单项选择题
1. B; 2.D; 3.C 4.C; 5.B 6.D; 7.C 8.B 9.C; 10.A;11.C;12.B;13.B; 14.A; 15.B; 16.A; 17.C; 18.B; 19.D; 20.C 21.C; 22.C; 23.C; 24.B; 25.C; 26.B; 27.A; 28.D; 29.A; 30.D 31.A; 32.D; 33.D; 34.B; 35.C; 36.B; 37.A; 38.A; 39.A; 40.A;41.B; 42.C; 43.C; 44.D; 45.C; 46.D; 47.D; 48.D; 49.A; 50.B;51.D; 52.C ;53.D; 54.B; 55.C; 56.D; 57.A; 58.B; 59.A; 60.D 61.B; 62.C; 63.D; 64.C; 65.B; 66.B; 67.B; 68.D; 69.D; 70.B
(二)多项选择题
1.BCD 2.ACD 3.ABCE 4.BE 5.ACD 6.ACE 7.BCD 8.ABD 9.BDE 10.BCDE 11.ABDE 12.BE 13.ABE 14.ABCE15.ABDE 16.BC 17.BCDE 18.ABE 19.BCE 20.BCD 21.ABDE 22.ACE 23.ABCD 24.ABD 25.ACD
