病历摘要：患者男性，64岁，突发高热2天，腹痛剧烈，大便纯为鲜紫脓血，里急后重感明显，头痛，口渴，烦躁，舌质红绛，苔黄燥，脉滑数。

该病人此时的治法应为哪几种？（）

A.清热解毒

B.凉血止痢

C.分利小便

D.顾护胃气

E.兼以收涩

F.解表清里

If you want to book tickets for the 2012 Olympic Games, just call 60952012.It ________be simpler. [      ]

A. mustn't  

B. won't

C. needn't  

D. couldn't