In order to find ____ better job, he made up his mind to study ____ second foreign language.[ ]

A. the; a

B. a; a

C. the; the

D. a; the

能够鉴别原发性纤溶和继发性纤溶亢进的检查项目是（）

A.PT

B.纤维蛋白原定量测定

C.D-二聚体测定

D.FDP定量测定

E.优球蛋白溶解时间（ELT）测定