口底腐败坏死性感染治疗中错误的是
A．广泛切开引流B．加压包扎消灭死腔C．2%过氧化氢反复冲洗D．充分分离脓腔E．高压氧治疗
参考答案：B
_______ going to French evening classes twice a week she does yoga on Wednesdays.
A．Because of
B．Except
C．Besides
D．But for
隔离开关的相间距离与设计要求之差不应大于（）毫米。
A、2
B、5
C、10
