Young children struggle to understand the difference between questions and statements.

年龄较小的孩子为了理解疑问和陈述的区别。

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Study these statements and questions from the passage.

注意以下摘自本课的陈述句和疑问句。

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Study these statements and questions from the passage.

注意以下摘自本课的陈述句和疑问句。

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