Even though the pure water is ____ gives sea water its main properties, the salinity of sea water affects both its weight and freezing point.

A．the one

B．which

C．what

D．that

关于抗甲状腺药物治疗的禁忌证，错误的是（）

A.有气管压迫的甲状腺功能亢进

B.手术后复发的甲状腺功能亢进

C.高功能腺瘤

D.妊娠患者的甲状腺功能亢进

E.高度突眼的甲状腺功能亢进