糖尿病代谢紊乱的中心环节是()。
A.葡萄糖的摄取减少
B.胰岛素拮抗激素分泌增加
C.胰岛素生物作用绝对和相对不足
D.脂肪分解增强,酮体产生多
E.葡萄糖的氧化利用差
参考答案:C
—_____ you born?
—In a town near Beijing.[ ]
A. When were
B. Where were
C. Where did
D. Where are
简述卵巢囊肿蒂扭转的治疗原则