单选题：An emotion is more likely to be the subject of scientific re

题目内容：

An emotion is more likely to be the subject of scientific research if
[A] it is
[B] it is not a
[C] it is
[D] itis easy to describe and measure.

参考答案：

答案解析：

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What does the man mean when he says he is conscious of time?[A] He is committed

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