Not recognizing me at first, __________.

A．he closed the door

B．the door was closed

C．the door was close

D．I closed the door

三分群血液分析仪中，MID指（）

A.淋巴细胞区

B.中性粒细胞区

C.单个核细胞区

D.嗜碱粒细胞区

E.嗜酸粒细胞区