关于化脓性关节炎的治疗，下列哪项是错误的

A．局部制动

B．联合应用大剂量抗生素

C．全身支持疗法

D．急性期发生病理性脱位，应切开复位

Tom did all _______ he could to get on well _______ his classmates. [ ]

A. which; with

B. that; /

C. that; with

D. /; /