血小板减少并有形态异常的是哪种疾病。（）
A.再障
B.血小板减少性紫癜
C.急性白血病
D.过敏性紫癜
E.慢性白血病
参考答案：B
I don’t know the reason _______ you were absent from the meeting, and I am not sure whether someone will tell me the reason _______you haven’t told me.
A．why; that
B．that; why
C．because; why
D．of which; that
形成蛋白尿的主要原因除外下列哪项
A．肾小球滤过膜通透性增加B．肾小管重吸收功能下降C．肾小管分泌糖蛋白增多D．大量摄取动物蛋白E．血液异常轻链分子蛋白增多
