题型:单项选择题 患者近两个月头痛,走路不稳。查体:指鼻试验正常,站立不稳,行走时两脚分开,摇晃不定,状如醉汉。最可能的定位诊断()A.上运动神经元B.小脑半部C.脑桥D.小脑蚓球E.下运动神经元 查看答案
题型:单项选择题 Foreign disinvestment and the______of South Africa from world capital markets after 1985 further weakened its economy.A.displacementB.eliminationC.exclusionD.exception 查看答案