The major drive behind persecutions of moneylenders throughout history was______.
A. the prejudice against the rootless
B. the contempt for humble occupations
C. the flaming up of ethnic hatred
D. the hatred of the rich
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下列家禽传染病不能采用HA-HI试验诊断的为()
A. 传染性喉气管炎
B. 新城疫
C. 鸡减蛋综合征
D. 鸡毒支原体感染
E. 禽流感
Virtual booksellers present a threat to public morality because they______.
A. profit from books on terror and violence
B. have lost reliable quality guardians
C. neglect works of classical literature
D. escape the supposed responsibility for book content