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“找规律”是人教版第二册中一个独立全新的单元。“找规律”作为新单元的第一课时,是从形象的图形排列规律、颜色交替规律中慢慢抽象到数列规律的,这节课的学习将为后面数列规律的学习铺路。
“Find the law” is a second chapter of the PEP Edition an entirely new unit. The first lesson of “finding the law” as the new unit is to abstract the law of the sequence from the pattern of the image of the figure to the law of the sequence of alternating colors. The study of this lesson will pave the way for the study of the law of the next sequence.