某患者,37岁,因体温持续39~40℃,达1周左右,24h波动范围在1℃以内,根据患者热型考虑,该患者最可能的诊断是
A.疟疾B.流感C.伤寒D.肿瘤E.败血症
参考答案:C
下午3点半,分针与时针所组成的角是直角。[ ]
_____ you have made a promise, you should carry it out. [ ]
A. Once
B. Until
C. For
D. While