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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】In a purely biological sense, fear begins with the body’’s system for reacting to things that can harm us—the so-called fight-or-flight response. "An animal that can’’t detect danger can’’t stay alive...
A.
reactions of humans and animals to dangerous situations are often unpredictable
B.
memories of significant events enable people to control fear and distress
C.
people’’s unpleasant memories are derived from their feelings of fear
D.
the amygdala plays a vital part in human and animal responses to potential danger
【单选题】下丘脑“促垂体区”的肽能神经元具有（）
A.
释放7种活性多肽的作用
B.
调节神经垂体释放激素作用
C.
将激素信息转变为神经信息作用
D.
将神经信息转变为激素信息作用