Lesson14 Snow! It's Winter!
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Lesson17 I Like All Seasons
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Lesson15 Winter Fun
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只有一个地球
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Lesson13 Seasons
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意外的迟到
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Lessson11Always Do Your Homework!
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Lessson10 How Many Are There?
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Lesson9Mr.Wood Teaches a Science Lesson
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Lesson8Li Ming Meets Jenny's class
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