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【单选题】
某股票现时价格为 25 元 / 股,投资者预期 1 年后可获得每股 2 元的股利,预计 1 年后的价格为 28 元 / 股,则股东的预期收益率为( )A.
20%
B.
18%
C.
15%
D.
8%
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举一反三
【单选题】关于三级预防说法正确的是
A.
第二级预防又称病因预防
B.
第一级预防指做好“三早”预防工作
C.
第三级预防包括非特异性和特异性措施两大类
D.
第三级预防也称临床前期预防
E.
计划免疫属于第一级预防
【单选题】Mycorrhizal fungi infect more plants than do any other fungi and are necessary for many plants to thrive, but they have escaped widespread investigation until recently for two reasons. First, the symb...
A.
A description of a replicable experiment.
B.
A refutation of an earlier hypothesis.
C.
A summary report of new findings.
D.
A confirmation of earlier research.
【单选题】Memos are necessary for important internal messages
A.
that are too long for e-mail.
B.
that demand formality.
C.
that inform employees who may not have access to e-mail.
D.
that meet all of these criteria.
【单选题】Mycorrhizal fungi infect more plants than do any other fungi and are necessary for many plants to thrive, but they have escaped widespread investigation until recently for two reasons. First, the symb...
A.
a description of a replicable experiment
B.
a refutation of an earlier hypothesis
C.
a summary report of new findings
D.
a confirmation of earlier research
【单选题】The argument remains extremely heated there are necessary conditions of existence such as water on the Mars.
A.
that
B.
whether
C.
if
D.
which
【单选题】关于三级预防的说法正确的是
A.
计划免疫属于第一级预防
B.
第二级预防又称病因预防
C.
第一级预防又称"三早"预防
D.
第三级预防包括健康教育和健康促进
E.
第三级预防也称临床前期预防
【单选题】下列关于牙周病三级预防正确的一项说法是
A.
一级预防又称“三早”预防
B.
二级预防又称病因预防
C.
定期X线检查属于一级预防
D.
去除不良修复体属于二级预防
E.
修复失牙属于二级预防
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