第二单元
1.C2.E3.B4.B5.E6.D7.D8.B9.E10.A11.B12.E13.C14.E15.E16.E17.E18.A19.D20.E21.E22.B23.D24.B25.D26.B27.D28.C29.D30.B31.E32.A33.E34.C35.E36.D37.A38.B39.D40.D41.C42.C43.A44.E45.C46.A47.B48.B49.C50.B51.B52.D53.A54.A55.B56.E57.B58.E59.C60.A61.C62.D63.E64.A65.D66.C67.A68.A69.E70.E71.C72.B73.C74.D75.A76.A77.B78.B79.A80.B81.A82.E83.B84.A85.C86.E87.D88.A89.C90.B91.C92.C93.B94.B95.C96.D97.C98.B99.E100.C101.C102.D103.D104.D105.B106.D107.E108.D109.B110.c111.D112.E113.D114.B115.A116.E117.D118.C119.C120.E121.D122.C123.E124.B125.D126.C127.D128.E129.E130.C131.B132.E133.C134.E135.B136.A137.E138.D139.D140.D141.D142.D143.B144.B145.C146.C147.C148.A149.D150.A