下列哪项是急性白血病诊断的主要依据是()
A.发热、贫血、出血
B.白细胞计数>50×109/L
C.骨髓增生极度活跃
D.胸骨压痛(+)
E.骨髓中原始细胞明显增高
参考答案:E
审计工作必须遵循的行为规范是()。
A.群众性原则
B.实事求是
C.公平性原则
D.合情合理
— ________.
— He's a doctor. [ ]
A. What does he like?
B. Where does he work?
C. What does he do?
D. What does he look like?