He has got used to sleeping in ___daytime and working at ___ night.

A．/…the

B．the…/

C．the…the

D．the…a

原发性肝癌与肝脓肿较有意义的鉴别检查是（）。

A.肝脏肿大

B.白细胞计数

C.膈肌抬高

D.肝区痛

E.甲胎蛋白测定