急性炎症过程中，最先发生哪种变化（）
A.白细胞游出
B.白细胞附壁
C.吞噬作用
D.血流淤滞
E.趋化作用
参考答案：D
16. There was so much noise produced by the machine outside that the professor had to ______ his voice so that it would not ________.
A．rise; be drowned
B．lift; drown
C．increase; drown
D．raise; be drowned
人工流产术后3天体温37.8℃，下腹坠痛并有血性分泌物，子宫稍大、触痛明显，附件正常，应考虑（）。
A.吸宫不全
B.子宫肌炎
C.子宫颈粘连
D.子宫复旧不全
E.宫腔积血
