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【判断题】
患者、隐性感染者和感染寨卡病毒的非人灵长类动物是寨卡病毒病的可能传染源。
A.
正确
B.
错误
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参考答案：
举一反三
【单选题】Section BDirections: There are 2 passages in this section．Each passage is followed by some questions or unfinished statements．For each of them there are four choices marked A, B, C and D．You should de...
A.
to be collaborative and altruistic
B.
to act independently and individually
C.
to understand cooperation just as man does
D.
to know how to achieve success with coordinated action
【单选题】Don’t Treat Animals as Furry Test-tubes Most of us agree that there is a moral obligation to minimize the suffering of any captive animals. In addition, there are numerous self-serving reasons why we ...
A.
Broiler chicken is self-medicating for most diseases.
B.
Water baths are not necessary for mink.
C.
Gerbils don’t like living in tunneled nest-boxes.
D.
Starlings need to live where is bright.
【单选题】在某种传染病流行过程中，当隐性感染者数量增加时，则其流行病学意义在于表明()
A.
轻型病人增加
B.
带菌者增加
C.
发病率升高
D.
免疫人群扩大
E.
潜在性感染增加
【单选题】人感染乙型脑炎病毒后患者与隐性感染者之比通常为（）
A.
1：100～200
B.
1：30～50
C.
1：300～2000
D.
1：5000～10000
E.
1：10000～20000
相关题目：
【单选题】Section BDirections: There are 2 passages in this section．Each passage is followed by some questions or unfinished statements．For each of them there are four choices marked A, B, C and D．You should de...
A.
to be collaborative and altruistic
B.
to act independently and individually
C.
to understand cooperation just as man does
D.
to know how to achieve success with coordinated action
【单选题】Don’t Treat Animals as Furry Test-tubes Most of us agree that there is a moral obligation to minimize the suffering of any captive animals. In addition, there are numerous self-serving reasons why we ...
A.
Broiler chicken is self-medicating for most diseases.
B.
Water baths are not necessary for mink.
C.
Gerbils don’t like living in tunneled nest-boxes.
D.
Starlings need to live where is bright.
【单选题】在某种传染病流行过程中，当隐性感染者数量增加时，则其流行病学意义在于表明()
A.
轻型病人增加
B.
带菌者增加
C.
发病率升高
D.
免疫人群扩大
E.
潜在性感染增加
【单选题】人感染乙型脑炎病毒后患者与隐性感染者之比通常为（）
A.
1：100～200
B.
1：30～50
C.
1：300～2000
D.
1：5000～10000
E.
1：10000～20000
参考解析：
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