引起代谢性碱中毒的最常见外科疾病是
A.幽门梗阻
B.低位小肠梗阻
C.高位小肠梗阻
D.乙状结肠扭转
E.腹泻
参考答案:A
单项选择。
The clothes are yours. Please ______. [ ]
A.put on
B.put on them
C.put it on
D.put them on
食品低温保藏常用的冷藏温度为()
A.-4℃
B.0℃
C.4~8℃
D.9~11℃
E.12℃