引起大叶性肺炎最常见的病原菌为（）

A.溶血性链球菌

B.结核菌

C.肺炎球菌

D.葡萄球菌

E.肺炎克雷伯杆菌

14．How can you cross the river _________ by swimming?

A．rather than

B．more than

C．less than

D．other than