氧化物是生活中常见的物质,其中属于氧化物的是( )
A.HNO3
B.NaOH
C.O2
D.SO3
答案:D
患者,男性,29岁。因呕吐咖啡色液体及黑便来诊,既往无胃病及肝病史。查体:面色稍苍白,血压95/50mmHg,心率95次/分,腹软,肝脾未触及,肠鸣音活跃。
该患者最可能的诊断是()
A.食管静脉曲张破裂出血
B.十二指肠溃疡并发出血
C.胃癌出血
D.卓-艾(Zollinger-Ellison)综合征并发出血
E.食管贲门撕裂综合征
Of the first Spanish _______ to California, ______ were religious men, whose ministry was to teach the Catholic religion to the natives.
A.went; the most
B.went ; most
C.to go; the most
D.to go; most