子宫颈癌的治疗方法是（）。
A.放射治疗
B.手术治疗
C.化学治疗
D.化疗后手术
E.根据分期选择手术、放疗或化疗
参考答案：E
______ the workers’ working conditions, the boss will allow them to have a coffee break.
A．Improving
B．To improve
C．Having improved
D．Improved
