本书主题：贴标签和分类。

小狗是一只狗，这是自然。但他是一个土豆吗？是一片起司吗？对擅长分类，分辨能力强的孩子来说，这些问题显得很无厘头，但却很有趣。 Chris Raschka用神奇的笔触，描绘动人的故事，适合所有年龄段的读者阅读。

Theme: Labeling and classifying. Doggy Dogis a dog, for sure. But is he a potato? A piece of cheese? This seeminglynonsensical line of questioning is actually an exercise in categorization andidentification . . . and a funny one, at that! Chris Raschka’s award-winningbrushstrokes add just the right amount of emotion and comedy.