题目内容

当检索词a 、b 、c 为相互限制关系时,查准率最高的布尔逻辑检索式是()分析:相互限制——交叉概念(逻辑“与”)提示: “非”是排斥

A. a AND b AND c
B. a OR b AND c
C. a 或者 b 非 c
D. a 与 b 非 c

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There is a yellow small wooden table. (×) →There is a _____ _____ _____ table.(√)

It was made of a green metallic strange material.(×) →It was made of a _____ _____ _____ material.(√)

Categorize the sentences.

强心苷最大的缺点是

A. 肝损伤
B. 肾损伤
C. 安全范围小
D. 有胃肠道反应

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