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问题 单项选择题 A1/A2型题

属疾病防治中的一级预防是（）。

A.流感流行期间主动接受预防注射

B.发现霍乱疫情及时报告

C.高血压病人坚持正规治疗

D.发现乳腺肿块及时就医

E.给晚期病人以临终关怀

答案

参考答案：A

解析：一级预防是在疾病发生的危险因素已存在的情况下，预防疾病的发生，通过避免接触危险因素和提高抵抗疾病能力来实现，例如不吸烟、体育锻炼、接种疫苗、合理营养、健康的性生活等，是个人最佳的预防。

单项选择题

阳光：温暖

A．世界：宽大

B．环境：优美

C．房屋：宽敞

D．北极：寒冷
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单项选择题

Generally, data mining (sometimes called data or knowledge discovery) is the process of analyzing data from different perspectives and (1) it into useful information information that can be used to increase revenue, (2) costs, or both. Data mining software is one of a number of analytical tools for analyzing data. It (3) users to analyze data from many different dimensions or angles, categorize it, and summarize the relationships identified. Technically, data mining is the process of finding correlations or patterns among dozens of fields in large relational databases.
Although data mining is a (4) new term, the technology is not. Companies have used powerful computers to sift through volumes of supermarket scanner data and analyze market research reports for years. However, continuous innovations in computer processing power, disk storage, and statistical software are dramatically increasing the accuracy of analysis while driving (5) the cost.

(4)

A．completely

B．absolutely

C．relatively

D．oppositly
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