----When did you last hear _____Jay ?

------He phoned me this morning, and we agreed _____ a time and place to meet.

A．of; to

B．about; with

C．from; with

D．from; on

男性患者，35岁，半年来逐渐贫血，不发热，无出血症状，尿呈浓茶色，巩膜可见轻度黄染，肝脾不肿大，Hb82g／L，WBC5．6×10⁹／L，PLT93×10⁹／L，网织红细胞5%。为确诊首选哪项检查（）

A.骨髓穿刺

B.血清铁定量

C.尿含铁血黄素

D.抗入球蛋白试验

E.酸化血清溶血试验