因为结构中含有二个羟基，难以通过血脑屏障的药物
A．硫酸阿托品B．氢溴酸东莨菪碱C．氢溴酸山莨菪碱D．氢溴酸加兰他敏E．溴丙胺太林
参考答案：C
–What would you like to eat here?
-- ____ but spaghetti, which is not to my taste.
A．Anything
B．Nothing
C．Something
D．Everything
肝硬化合并门脉高压征为（）
A.脾大
B.脾缩小
C.黄疸加重
D.白细胞减少
E.白细胞升高
