题目

阅读短文,判断正误。Mike has (有) a yellow pen. John has a black pencil box. Chen Jie has a blue ruler. Wu Binbin has a white flower. Bai Ling has a red bag. (1) Mike has a yellow pen. (2) John has a green pencil box. (3) Chen Jie has a blue ruler. (4) Wu Binbin has a brown flower. (5) Bai Ling has a red bag. 答案:正确 错误 正确 错误 正确做膝跳反射实验时,若实验前告诉受试者,在其有思想准备的情况下,膝跳反射可能弱一些,原因是A.反射弧发生变化 B.传出神经受阻C.膝跳反射为条件反射 D.髙级中枢对低级中枢有调节作用
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