朱砂入药的正确炮制方法是()。
A.水飞
B.炙
C.煅
D.煨
E.淬
参考答案:A
He was busy writing a story, only ______ once in a while to smoke a cigarette.
A.to stop
B.stopping
C.to have stopped
D.having stopped
脂肪栓塞综合征的次要诊断标准有()。
A.血沉>70mm/小时
B.血氧分压<8kPa
C.血、尿中有脂肪滴
D.血红蛋白<100g/L
E.血中游离脂肪酸增加