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【答案】尝试错误学习的基本规律是效果律、__________和__________。

尝试错误学习的基本规律是效果律、__________和__________。

 

标准答案:练习律准备律

答案有错

上一篇:John and David are students. (1)________ are Mr. Green’s sons. They get up early in the morning. The

下一篇:Jane and her brother Tony go to see their grandmother, Mrs. Black. Jane goes there with her pencil b

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