Students are ______for new knowledge to suit themselves to the future jobs in various fields_______ which they are unfamiliar.

A．hoping; to

B．anxious; with

C．eager; with

D．proud; to

MCV＜80fl，MCHC＜32％，红细胞中央苍白区扩大，骨髓中红细胞胞质发育落后于胞核（）

A.营养性缺铁性贫血

B.溶血性贫血

C.营养性巨幼细胞性贫血

D.急性失血性贫血

E.混合性贫血