The great millionaire gave away all his fortune to the charity and lived a simple life, ________.[ ]

A．happy and content  

B．happily and content

C．happily and peaceful  

D．happy and peace

一般不作为肠内营养膳食选择标准的是（）

A.临床诊断及治疗

B.患者代谢状况

C.患者是否受感染

D.能影响胃肠道功能的膳食物理性质

E.患者有无乳糖不耐受