胃十二指肠急性穿孔施行非手术疗法最关键的治疗措施为（）
A.禁食
B.胃肠减压
C.补液，输血
D.针灸，中药
E.选用抗生素
参考答案：B
—May I have a glass of beer, please?
—Beer? There is _____ left, but you can have some orange juice.[ ]
A. none
B. no one
C. nothing
D. a little
再现
