选择一个句子朗读  低年级   中年级   高年级 

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One day there were three cats. But when he came out, the parrot was sitting in the cage. He looked down his nose at it. I don't have anyone to play with. 换句子 You just fly into the sky; the whole sky is yours. I won't hurt you. So they had to agree on something. The door was open.

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上万句子 孜孜不倦 每天坚持让孩子练10个句子

一年掌握1000个单词 相当于看了20本英语书