静脉回流受阻，使血液淤积于小静脉和毛细血管内的现象是
A．瘀血B．血栓形成C．栓子D．梗死E．栓塞
参考答案：A
－Will he be able to come back tomorrow?
－I'm afraid not. He told me that he _____ come back until his holiday ended. [ ]
A. won't
B. wouldn't
C. didn't
D. would
知识管理是更高层次的信息资源管理，其尤为强调（）
A.技术应用
B.信息资源利用
C.标准化管理
D.技术与管理融合
