陈旧性肛裂伴有肛管狭窄者，手术方式宜选择（）
A.挂线法
B.纵切横缝法
C.肛裂侧切术
D.切开疗法
E.扩肛法
参考答案：B
She wanted to ask if he had news of Williams, but words ________ in her throat.
A．burst
B．stuck
C．broke
D．settled
运动时怎样补水最科学？
