选择一个句子朗读  低年级   中年级   高年级 

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He took it home and put it by the window. I am a mouse. My name is Pixie and I am a green fairy. I am a bird. 换句子 Remember, we are both creatures of the sea. It was a dinosaur.

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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