以下对鉴别上下消化道出血有帮助的是()
A.粪便潜血阳性
B.血尿素氮升高
C.血肌酐升高
D.血红蛋白下降
E.血氨升高
参考答案:E
中国的传统廉政文化源远流长,它对历代执政者的操守要求与为政规则不外乎五个方面。重民生而知根本,畏法度而能自律,明廉耻而守气节,崇节俭。 下列对传统廉政文化特点的概括与文意不符的一项是()。
A.执法如山,遵章守纪
B.注重民生,情操高尚
C.学识渊博,乐善好施
D.生活简朴,严于律己
Americans eat____ vegetables per person today as they did in 1990. [ ]
A. more than twice
B. as twice as many
C. twice as many as
D. more than twice as many