题目内容

Three pencils cost the same as two erasers. Four erasers cost the same as one ruler. Therefore, pencils are more expensive than rulers.

A. 对
B. 错

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Class A has a higher enrollment than Class B. Class C has a lower enrollment than Class B. Therefore, Class A has a lower enrollment than Class C.

A. 对
B. 错

金属材料的断后伸长率和断裂收缩率越大，塑性就越差。

A. 对
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D. 降低血钾
E. 可引起干咳

伴前列腺肥大的高血压患者,宜选用()

A. 哌唑嗪
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C. 胍乙啶
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