在DBAS需求分析阶段,对数据处理需求进行分析,得到的结果表示为______。
A.E-R图 B.DFD图 C.关系模型 D.实体-联系图
参考答案:B
—I was late for work this morning.
—_________. You started early, didn't you?[ ]
A. Why not?
B. So what?
C. How come?
D. Never mind.
下列各项,不属于阳虚证表现的是()
A.畏寒自汗
B.小便清长
C.渴喜热饮
D.舌苔粉白
E.脉沉迟无力