扭伤的治则是()
A．通经活络
B．消肿止痛
C．祛风散寒
D．行气止痛
E．调和气血
参考答案：A, B
All the kids had a lot of fun ________ Children’s Day. They sang and danced happily all day.
A．in
B．at
C．of
D．on
结、直肠手术的手术前准备包括()
A．术前3天进少渣半流饮食
B．术前晚清洁灌肠
C．术前3天开始口服肠道不吸收抗生素
D．术前2～3天开始服缓泻剂
E．术前禁食3天
