What does it mean to be a good citizen? What can kids do to become one? In this book, beginning readers will learn how they can help out to make their 

【今日推荐】风靡美国的学乐Scholastic 出品的原版科普绘本《I Am Library》，廖彩杏推荐，原版经典十册+原版CD 很多妈妈看到英文科普类的绘本都多少有点畏

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