练习题答案 一、单项选择 1.D2.A3.A4.A5.A6.B7.A8.B9B10.D11.B 12.A13.D14.B 15.A16.C17.A18.A19.B20.D21.A22.D23.D24.D25.B26.A27.B 28.D29.D30.C31.C32.B33.A34.B35.C36.C37.D38.D39.A40.D 41.A42.A43.D44.A45.D46.D47.D48.D49.D50.A51.A52.C53.A 54.A55.A56.A57.D58.D59.A60.C61.A62.C63.A64B65.C66.C 67.B68.C69.D70.B71.C72.C73.B74D75.B76.C77.D78.A79.C 80.D 二、多项选择题 1.ACD 2.BC 3.ABCD 4.ACD 5.ABCD 6.ABCD 7.ABD 8.BD 9.ABC 10.ABD 11.BCD 12.BC 13.ABD 14.AD 15.ACD 16.ABCD 17.ABD 18.BCD 19.AB 20.AB 21.ABCD 22.ABD 23.ABCD 24.ABCD 25.AC 26.BCD 27.ABCD 28.ACD 29.ACD 30.ABCD 31.ABCD 32.ABC 33.ABC 34.ABC 35.ABCD 36.AB 37.ABCD 38.ABCD 39.AB 40.AB 41.ABC 42.ABCD 43.AB 44.AB 45.AB 46.ABCDE 47.ABCD 48.ABC 49.AB 50.ABC 51.ABC 52.ABC 53.ABC 54.ABCD 55.ABCDE 56.ABCD 57.AB 58.ABC 59ABCDE 60.ABCD 61.ABCDE 62.ABC 63.ABCDE 64.ABCD 65.ABCD 66.AB 67.ABCDE 68.ABCDE 69.ABC 70.ABCD 71.ABC 72.ABCD 73.BCD 74.BCD 75.ABD 76.ABC 77.ABCD 78.ABCD 79.ABCD 80.BCD 三、判断题 1.×2.×3.×4.×5.×6.×7.×8.√9.×10.√11.×12.√13.× 14.√15.√16.×17.√18.×19.√20.√21.×22.×23.×24×25.√ 26.√27.√28√29.×30.√31.√32.√33.√34.√35.√36.×37.× 38.√39.√40.√41.√42.√43.√44.√45.√46.√47.√48.√49.√50 √51.√52.√53.√54.√55.√56.√57.√58.√59.√60.√61.√62.√ 63.×64.√65.√66.√67.√68.√69.√70.√71.√72.√73.√74.√75.√ 76.√77.√78.√79.√80.√练习题答案 一、单项选择 1.D 2.A 3.A 4.A 5.A 6.B 7.A 8.B 9.B 10.D 11.B 12.A 13.D 14.B 15.A 16.C 17.A 18.A 19.B 20.D 21.A 22.D 23.D 24.D 25.B 26.A 27.B 28.D 29.D 30.C 31.C 32.B 33.A 34.B 35.C 36.C 37.D 38.D 39.A 40.D 41.A 42.A 43.D 44.A 45.D 46.D 47.D 48.D 49.D 50.A 51.A 52.C 53.A 54.A 55.A 56.A 57.D 58.D 59.A 60.C 61.A 62.C 63.A 64.B 65.C 66.C 67.B 68.C 69.D 70.B 71.C 72.C 73.B 74.D 75.B 76.C 77.D 78.A 79.C 80.D 二、多项选择题 1.ACD 2.BC 3.ABCD 4.ACD 5.ABCD 6.ABCD 7.ABD 8.BD 9.ABC 10.ABD 11.BCD 12.BC 13.ABD 14.AD 15.ACD 16.ABCD 17.ABD 18.BCD 19.AB 20.AB 21.ABCD 22.ABD 23.ABCD 24.ABCD 25.AC 26.BCD 27.ABCD 28.ACD 29.ACD 30.ABCD 31.ABCD 32.ABC 33.ABC 34.ABC 35.ABCD 36.AB 37.ABCD 38.ABCD 39.AB 40.AB 41.ABC 42.ABCD 43.AB 44.AB 45.AB 46.ABCDE 47.ABCD 48.ABC 49.AB 50.ABC 51.ABC 52.ABC 53.ABC 54.ABCD 55.ABCDE 56.ABCD 57.AB 58.ABC 59ABCDE 60.ABCD 61.ABCDE 62.ABC 63.ABCDE 64.ABCD 65.ABCD 66.AB 67.ABCDE 68.ABCDE 69.ABC 70.ABCD 71.ABC 72.ABCD 73．BCD 74．BCD 75．ABD 76．ABC 77．ABCD 78．ABCD 79．ABCD 80.BCD 三、判断题 1.× 2.× 3.× 4.× 5.× 6.× 7.× 8.√ 9.× 10.√ 11.× 12.√ 13.× 14.√ 15.√ 16.× 17.√ 18.× 19.√ 20.√ 21.× 22.× 23.× 24.× 25.√ 26.√ 27.√ 28√ 29.× 30.√ 31.√ 32.√ 33.√ 34.√ 35.√ 36.× 37.× 38.√ 39.√ 40.√ 41.√ 42.√ 43.√ 44.√ 45.√ 46.√47.√ 48.√ 49.√ 50. √ 51.√ 52.√ 53.√ 54.√ 55.√56.√ 57.√ 58.√ 59.√ 60.√ 61.√ 62.√ 63.× 64.√65.√ 66.√ 67.√ 68.√ 69.√ 70.√ 71.√ 72.√ 73.√74.√ 75.√ 76.√ 77.√ 78.√ 79.√ 80.√