People _______ change. But I don't think our friendship change, either. [ ]

A. sure

B. surely

C. be sure

D. be surely

患者胸闷气短，甚则胸痛彻背，心悸汗出，腰疫乏力，畏寒肢冷，唇甲淡白，舌淡白，脉沉微欲绝。治疗应首选

A．参附汤合右归饮

B．人参养营汤合左归饮

C．炙甘草汤合生脉散

D．苓桂术甘汤合左归丸

E．苏合香丸合左归饮