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The research on classification ability is more in kindergartens and more in primary schools. Research by cognitive psychologists has found that children under 0-1 years old basically have no classification ability, and they mainly rely on individual perception. The classification ability of children aged 1-3 has begun to sprout, but the concept of "category" has not yet formed. The classification of children aged 3-5 is basically still based on external perceptible dimensions such as shape and color. For example, children in small classes in kindergartens are asked to classify red plastic balls, red apples and bananas. They will divide the balls and apples together, either according to the shape (circle) or according to the color (red), but they will not put apple kernel bananas together according to the function (edible). What if you add another celery?Now consider the drawbacks of the above procedure他说着探头出书斋。 　ABC已续订《逍遥法外》第三季。6. Encourage users to share content or pay attention to your social media account. Embedding an operable sharing button on the web page can help visitors share your products, which will help your products gain attention on social media and build up your brand awareness.Now, visiting nomadic people on the grassland with their wives and looking for Tibetan sheep and yaks have become the normal life of Tashi and his wife.在临江推广豫章的经验，将来西部一带的流民可以被吸引到那一带。