对此病目前最先进的治疗方法是
A．开胸修补术
B．经导管封堵术
C．经导管栓塞术
D．经导管修补术
E．经导管球囊扩张术
参考答案：B
In those days, our ______ concern was to provide people who were stopped by the snow storm with
food and health care. [ ]
A. normal
B. constant
C. permanent
D. primary
男，58岁，便暗红色血便一周，直肠指诊距肛门4cm处有3cm×3cm肿块，病理报告为直肠腺癌，应选择哪种手术方式
A．腹直肠癌切除术B．腹会阴联合直肠癌根治切除术C．拉下式直肠癌切除术D．保留肛门，直肠癌根治切除术E．姑息性切除，乙状结肠造口
