该患者的治疗应采取
A．肾部分切除术B．单纯肾切除术C．根治性肾切除术D．肿瘤剜除术E．肾、输尿管全长及部分膀胱切除术
参考答案：C
Having taken our seats, ______.
A．the professor began the lecture
B．the lecture began in no time
C．we were attracted by the lecture immediately
D．the bell announced the beginning of the lecture
抗日根据地实行地主减租减息，农民交租交息的土地政策的时代意义在于（ ）
A．团结地主阶级一致抗日
B．提高了农民抗日和生产的积极性
C．有利于统一战线巩固和全民族抗战
D．奠定了抗日战争胜利的物质基础
