正确答案: B

斯宾塞和贝因

题目：下列谁把态度概念最早引入心理学?( )

解析：B

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举一反三的答案和解析：

[多选题]尿液生成的基本过程包括( )

肾小球的滤过

肾小管和集合管的选择性重吸收

肾小管和集合管的分泌

解析：ACD

[单选题]Passage OneYou've probably had the experience of having someone fall in love with you when you didn't feel the same way. In such a case it's hard to know what to do. You don't want to be so obvious in your efforts that you make an enemy of him.

How to Free Yourself from an Admirer

解析：

31．答案为D  比较四个选项，只有D最恰当的表述了全文的中心：如何摆脱爱慕者的追求。