
A.2/3
B.3/2
C.1
D.2
[单选题]A.肺淋巴瘤B.卡波济肉瘤C.双肺感染D.间质性肺炎E.肺癌
[单选题]A.肺癌B.错构瘤C.肺结核D.韦格肉芽肿E.支气管腺瘤
[单选题]问A.[0,1]B.(0,1)C.(-∞,0)D.(0,1]
[单选题]问A.AB.BC.CD.D
[单选题]问A.{xB.x≤3}C.{xD.3≤x≤5}
[单选题]问A.30oB.45oC.60oD.70o
[单选题]问A.充分而不必要条件B.必要而不充分条件C.充分必要条件D.既不充分也不必要条件
[单选题]问A.AB.BC.CD.D