诊断震颤麻痹最重要的依据是（）
A.确切的病史及体征
B.脑脊液检查
C.头部CT
D.头部MRI
E.脑电地形图
参考答案：A
—Could you please _____ your room, Tom?
—_____. [ ]
A. cleaning, No problem
B. clean, Certainly
C. to clean, Of course
D. clean, No I couldn't
属于γ区带的血浆蛋白质有（）
A．IgA
B．IgG
C．IgM
D．CRP
E．LDL
