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一天,我在一本有趣的书里看到一道这样的题目:考考你,请把下面的图形分分类。■■■△△△○○●●□□▲▲我觉得这道题很有趣,我很想分一分、画一画。可是,当时我身上没有笔呀。那天,我回到家,马上拿起本子画了起来:此题没有说明分成几类,所以我自己要定个标准再去分类。如按颜色分,可以分两类:白色一类、黑色一类;如果按图形的形状分类可以分成三类:三角形一类、圆形一类、正方形一类;如果按数量
One day, I saw this topic in an interesting book: test you, please subdivide the graphics below. ■■■ △△△ ○○ ●● □□ ▲▲ I think this is a very interesting topic. I really want to divide it and draw a picture. However, at that time I did not pen it. That day, I came home, and immediately picked up the book drew up: This question does not explain divided into several categories, so I have to set a standard and then classified. If the color points, can be divided into two categories: white one, black one; if the shape by the shape of the classification can be divided into three categories: a triangle, a circle, a square; if the number of