原发性肺脓肿，痰的性状为
A．粉红色泡沫样痰 B．脓血痰 C．砖红色胶冻样痰 D．铁锈色痰 E．脓臭痰
参考答案：E
—When did you last see Shelly?
—On Sunday of last December at celebration of her 40th wedding anniversary．
A．不填； the
B．a: 不填
C．the: a
D．a; the
一期和二期止血筛选试验有哪些？
