_____ on-going division between English-speaking Canadians and French-speaking Canadians

is ______ major concern of the country. [ ]

A. The; /

B. The; a

C. An; the

D. An; /

患者主诉骨痛，血浆蛋白质电泳图谱的变化为ALB减少，β-γ区带出现典型M蛋白，此患者最可能是（）。

A.急性肝炎

B.慢性乙型肝炎

C.肾病综合征

D.多发性骨髓瘤

E.急性时相反应症