骨髓检查巨核细胞常减少或缺如的是().
A.急性粒细胞白血病
B.原发性血小板减少性紫癜
C.血栓性血小板减少性紫癜
D.巨幼细胞贫血
E.缺铁性贫血
参考答案:A
清人李斗在《扬州画舫录》记载:“迨长生还四川,高朗亭入京师,以安庆花部合京、秦两腔,名其班曰‘三庆’”。材料反映的是( )
A.徽商聚集经商
B.桐城学派讲学
C.安徽士子求学
D.徽班进京唱戏
—What happened to Billy?
—He _______ because of his drink-driving. [ ]
A. is caught
B. was caught
C. has caught
D. had caught