肛痈与肛漏的共有症状是()
A.肿痛
B.流脓
C.脱出
D.便秘
E.便血
参考答案:B
No matter how _____, you can find something animate, a kind of plant, an animal or human being.
A.may a desert be dry
B.a desert dry may be
C.dry a desert may be
D.a desert may be dry
可用于静脉注射脂肪乳的稳定剂是()
A.阿拉伯胶
B.西黄芪胶
C.油酸钠
D.卵磷脂
E.苯扎溴铵