Affirmation and negation are logical relations generally existing in human beings' cognition, but differ in ways of representation when expressed in languages. When negation is expressed in English, the positions of negative words are not fixed and negation transfer is allowed specifically in three mechanisms.Negation transfer occurs when a sentence involves sensory and perceptive verbs; negative words and negative meanings can transfer between nouns and verbs;negative verbs can also transfer between the adverbials respectively for nouns and v...