肺炎杆菌肺炎
A．铁锈色痰B．咯血颜色鲜红C．砖红色胶冻样血痰D．咯血颜色暗红E．浆液性粉红色泡沫样血痰
参考答案：C
Your English teacher has never lost his temper, _____ he? [ ]
A. has
B. hasn't
C. did
D. didn't
在进行胆色素染色的组织，下列哪种固定剂不适用（）。
A.Carnoy液
B.Helly固定液
C.Bouin液
D.中性甲醛
E.多聚甲醛
