选择一个句子朗读  低年级   中年级   高年级 

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The girl, however, was sad, for she was all alone. And do not let anyone untie the chain. Jeffery was glad to have such a big friend. He didn't want to be at the playground anymore. 换句子 It will end up being the one that would never be answered. He liked to help his friend. He had two tails, but he did not fare better than the first. He sat down under the biggest tree he could find.

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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