女,14岁,体操运动员,足中部痛,结合图像,最可能的诊断是()
A.应力性骨折
B.左踝关节退行性变
C.结核
D.骨髄炎
E.未见异常
参考答案:A
–Do you think they have as many books as they’ve described?
--Well, in my opinion, they have few books, if ______.
A.some
B.none
C.any
D.many
胆碱酯酶抑制剂临床用于()
A.治疗胃溃疡
B.治疗重症肌无力和青光眼
C.抗过敏
D.麻醉前给药
E.抗炎