I don't have a soccer ball _______ I have a volleyball. [ ]

A. and

B. but

C. or

D. so

病后转为迁延性或慢性病症的称为（）

A．正胜邪退

B．邪去正虚

C．邪盛正虚

D．邪正相持

E．正虚邪恋