A.
B.
C.
D.
[单选题]A.急性黄疸性肝炎B.疟疾C.伤寒D.钩端螺旋体E.阿米巴肝脓肿
[单选题]A.缺铁性贫血B.再生障碍性贫血C.巨幼红细胞性贫血D.原发性血小板减少性紫癜E.急性白血病
[单选题]A.3e+1B.3e+5C.3e+2D.3e-5
[单选题]A.B.C.D.
[单选题]A.-24B.-12C.12D.24
[单选题]A.30°B.45°C.60°D.90°