He is such a strong-willed person that there is nothing in the world that can _____ him.

A．defeat

B．win

C．rescue

D．attack

盆腔脓肿位置低，向 * * 后穹隆突出者，最恰当的治疗是（）

A.静脉应用抗生素

B.电疗

C.剖腹探查

D.中药灌肠

E.经 * * 切开排脓，同时注入抗生素