11-β-羟化酶缺乏症的临床表现包括（）
A.男性性早熟
B.低血钾
C.女性男性化
D.高血压
E.男性女性化
参考答案：A, B, C, D
— Jack, do you know anything about Doctor Brown?
— I ______ to him for years. I don't see how anyone else could do better. [ ]
A. went
B. will go
C. had gone
D. have been going
胃-十二指肠溃疡穿孔最常见发生于（）
A.胃小弯
B.十二指肠后壁
C.胃底
D.胃大弯
E.十二指肠前壁
