It was a type of urban story that continues to ______ big-city dwellers forward each day, a tale of hard work and self-starting initiative, of taking matters into one’s own hands to make dreams come true.

A. propel
B. penetrate

C. baffle

D. harness

曾女士，35岁，孕1产0，妊娠36周，有轻度妊娠高血压综合征．今晨不慎摔倒，3小时后自觉下腹不适，有少量 * * 流血而入院，检查：宫缩持续30秒，间歇10分钟，强度弱，子宫底高度33cm，子宫软，右侧子宫有轻度局限性压痛，估计胎儿重3000g，胎心率140次/分

最恰当的处理原则是

A．立即行剖宫产术

B．期待疗法

C．治疗妊娠高血压综合征

D．硫酸镁抑制宫缩

E．缩宫素静脉滴注引产