The sudden snow in Beijing on November 4, 2012 caught people by surprise. Many drivers got stuck on the road, ________.

A．coldly and helplessly

B．cold and helpless

C．being cold and helpless

D．in cold and helplessness

经确诊该患者已处于肝硬化失代偿期该病人腹水形成的原因可能是

A．门静脉高压

B．血浆白蛋白升高

C．肝淋巴液生成过少

D．肾小球滤过率增加

E．抗利尿激素减少