The rest of his life was devoted ___ pollution ___ more happily. [ ]

A. to prevent, to live

B. to protecting, from living

C. to protect, from living

D. to preventing, to live

男，37岁，反复晨起眼睑水肿一•年余。测血压l70/llommHg，尿常规：红细胞5～8个/HP，白细胞0～3个/HP，尿蛋白(++)，尿糖(一)。患者血压升高的原因首先考虑

A．多囊肾 

B．肾盂肾炎 

C．肾小球肾炎 

D．糖尿病肾病 

E．肾动脉狭窄