— How's the weather today? — [ ]
A. Hot and sunny.
B. Warm and rain.
C. Cold and snow.
答案:A
费用较昂贵,多在大规模的工厂使用的灭菌法为
A.精神状态B.皮肤颜色和肢体温度C.血压D.尿量E.中心静脉压
A.+→
B.→+
C.+→
D.→+