选择一个句子朗读  低年级   中年级   高年级 

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But can't find anyone. How can a Turtle fly? Why? You can teach me. When he reached the top, the hare was already there. And it's getting dark in here. 换句子 I have a daughter who knows magic. How about this, Mrs. eagle! What? Can you take me up? It's too dangerous. Together all seven of them took hold of this spear.

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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