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【单选题】
一项病例对照研究的220名病例中有暴露180名,而240名对照中有60名具有暴露史,那么暴露者的发病率是A.
91.67%
B.
81.82%
C.
25%
D.
75%
E.
无法计算
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举一反三
【单选题】Kate asks Luis about work. What does he say?
A.
He just completed a project.
B.
He met a new employee.
C.
A project director left the company.
【简答题】What does he think of his work?
【简答题】In psychological studies of why people _____ charity, many donors say the mere mention of money makes them less likely to help.
【简答题】A.mature B.major C.minor D.mere
【单选题】—I’ve got a new English teacher, Lucy Mere. —Lucy Mere? She happens me before. She is patient.
A.
to teach
B.
teaching
C.
to have taught
D.
having taught
【多选题】421 下列有关消费品市场特征的表述,正确的有
A.
消费品需求存在时间上的差异
B.
消费者购买商品大多属于非行家购买
C.
购买者较少，购买批量大
D.
消费品市场需求属于派生需求
【简答题】A．more B．many C．much D．mere
【单选题】___he does his work, I don’t mind what time he arrives at the offic
A.
So far as
B.
So long as
C.
In case
D.
Meanwhile
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