引起血尿酸增加的原因有()
A.服碳酸氢钠后
B.肾小管转运功能障碍
C.尿酸生成酶缺陷
D.嘌呤类食物进食过多
E.蔬菜进食过多
参考答案:B, C, D
— Li Lei, this is my friend, Jean. — [ ]
A. Yes, you are right.
B. Nice to meet you.
C. I am Li Lei.
D. How old are you?
我国经济重心从黄河流域移到长江流域是在( )
A.隋朝
B.唐朝
C.宋朝
D.清朝