单项选择题
W: How many classes do you have today?M: Just one, from three to six.Q: What does the man mean?（）
A．He will be in class all afternoon.B．His class meets for three hours.C．He has three classes in a row.D．His class begins at one o' clock.
单项选择题 A．血尿酸高于正常 B．尿尿酸240mg/24hC．二者均有 D．二者均无原发性高尿酸血症致痛风肾慢性肾功能不全期A． B． C． D．
单项选择题 A．与门脉高压有关 B．与肝功能减退有关C．两者均有关 D．两者均无关脾大A． B． C． D．
单项选择题 A．双侧肾上腺皮质增生 B．肾上腺皮质癌C．两者均可 D．两者均不可ACTH兴奋试验皮质醇分泌增加2～3倍A． B． C． D．
