The scientific theories about the origin of language include the bow-wow theory, the pooh- pooh theory and the "yo-he-ho" theory.（）
The scientific theories about the origin of language include the bow-wow theory, the pooh- pooh theory and the "yo-he-ho" theory.（）
Hello Kitty（凯蒂猫）、SNOOPY（史努比）、Winnie Pooh（维尼熊）等卡通形象，都可以进行授权收费的文化产品。（ ）
Hello Kitty（凯蒂猫）、SNOOPY（史努比）、Winnie Pooh（维尼熊）等卡通形象，都可以进行授权收费的文化产品。（ ）
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