In the last sentence of Paragraph 1, "our particular creature" refers to ______. Fear can be a useful emotion to us because it

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问题 In the last sentence of Paragraph 1, "our particular creature" refers to ______.
Fear can be a useful emotion to us because it can ______.

选项 A、stimulate many physical changes within our body
B、quicken our heartbeat and responses
C、pour large quantities of adrenaline into our bloodstream
D、help us respond quickly to danger and protect ourselves

答案D

解析 第二段分别从生理和心理两个方面阐述了害怕是一种有用的情感,它可以让人们在面临危险的时候迅速做出自我保护的反应。其他三项只涉及到物理反应,过于片面。
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