肾综合征出血热发生出血的主要原因是()
A.血小板减少和功能异常
B.血管壁损伤
C.凝血因子合成障碍
D.肝素类物质增加
E.DIC导致凝血机制异常
参考答案:A, B, D, E
原发型肺结核病进展恶化时可引起下列后果,除外()
A.原发病灶扩大或支气管淋巴结周围炎
B.干酪性肺炎
C.不会形成原发空洞
D.结核性胸膜炎
E.全身性粟粒性结核
— Have you moved into the new flat?
— Not yet, the rooms _____. [ ]
A. are being painted
B. are painting
C. are painted
D. are being painting