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【多选题】
以下用来缩小检索范围的计算机检索技术有A.
加权检索
B.
逻辑与
C.
逻辑非
D.
逻辑或
手机使用
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反馈参考答案：
举一反三
【单选题】加压包扎止血时,以下哪项是错误的:
A.
开放性骨折伴出血时，可将骨折的断端回纳；
B.
加压包扎时打结的结头不应打在伤口上；
C.
加压包扎时，不要包扎的太紧；
D.
加压包扎后，应观察四肢末梢的血运情况。
【简答题】Scientists have devised a way to determine roughly where a person has lived using a strand of hair, a technique that could help track the movements of criminal suspects or unidentified murder victims....
【单选题】According to the student, what is divergent evolution?
A.
A population that evolves differently does not have a common ancestor.
B.
A similar environment can affect the evolution of different species.
C.
A similar group that is separated may develop different characteristics.
D.
The climate of an area will allow scientists to predict the life forms.
【单选题】So far as I know, Miss Hannah Arendt was the first person to define the essential difference between work and labor. To be happy, a man must feel, firstly, free and, secondly, important. He cannot be ...
A.
Work, Labor and Play
B.
Ways Leading to Happiness
C.
The Most Desirable Job in the World
D.
The Necessity of Leisure
【单选题】The author asserts in this article that the world we perceive through touching is different from what our eyes see, and the sense of touching can help increase accuracy in recognition.
A.
Y
B.
N
C.
NG
【单选题】So far as I know, Miss Hannah Arendt was the first person to define the essential difference between work and labor. To be happy, a man must feel, firstly, free and, secondly, important. He cannot be ...
A.
he has to do what he does not enjoy doing
B.
what he enjoys doing is ignored by society
C.
he is compelled to take a job by the necessity of earning a living
D.
he feels free and important
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