He said he _________ his work, and then we needed to wait for him for a little while.

A．just finished

B．was just finishing

C．had just finished

D．was just finished

患儿5个月，发热，呕吐2天，烦躁或嗜睡，尖叫，拒奶。查体：前囟膨隆，头向后仰，脑膜刺激征（－），血常规WBC20.0×10／L。

本病儿可能的致病菌是（）

A.大肠埃希菌和B组溶l衄性链球菌

B.金黄色葡萄球菌和铜绿假单胞菌

C.肺炎链球菌和流感嗜血杆菌

D.肺炎链球菌和沙门菌

E.B组溶血性链球菌和流感嗜血杆菌

F.肠球菌和铜绿假单胞杆菌