肠内营养的禁忌证是()
A.肠梗阻
B.意识障碍
C.短肠综合征
D.休克
E.活动性肠道出血
参考答案:A, C, E
The old strange man had many predictions that always _____. [ ]
A. happened
B. made sure
C. came true
D. stayed
其分子结构中就有三元氧环的是()。
A.小檗碱
B.麻黄碱
C.伪麻黄碱
D.东莨菪碱
E.莨菪碱