正气的强弱主要有关因素是()。
A.与气候变化有关
B.与工作环境有关
C.与精神状态有关
D.与居住的地域条件有关
E.与情志变化有关
参考答案:C
Every minute is made full _________ of ________ our lessons well.
A.use; studying
B.usage; studying
C.use; to study
D.usage; to study
肝硬化患者胃黏膜可见淤血、水肿和糜烂,呈马赛克或蛇皮样改变,称为门脉高压性胃病。