第二单元
1.E2.B3.D4.D5.E6.D7.E8.B9.B10.C11.B12.E13.E14.D15.B16.E17.C18.C19.E20.C21.A22.D23.D24.B25.E26.A27.E28.C29.E30.C31.A32.D33.D34.A35.D37.B38.B39.B40.B36.A41.B42.C43.D44.D45.B46.D47.B48.D49.D50.E51.D52.D53.A54.C55.E56.D57.C58.A59.B60.E61.D62.E63.D64.A65.B66.E67.A68.B69.A70.A71.B72.A73.D74.D75.E76.B77.C78.E79.C80.D81.B82.B83.D84.A85.B86.D87.E88.A89.B90.A91.D92.E93.C94.D95.E96.A97.B98.E99.C100.C101.E102.D103.C104.C105.D106.A107.C108.C109.C.110.E111.C112.C113.B114.C115.C116.E117.C118.E119.B120.E121.D122.D123.B124.B125.D126.D127.C128.D129.B130.A131.B132.A133.C134.C135.D136.E137.D138.E139.D140.C141.E142.D143.B144.E145.C146.A147.A148.D149.D150.E