1.After the study of classifying metaphor into the first-class and the second class, the close relationship between metaphor thinking and English language in affix, synonym, grammar was expounded from the sameness and difference angles.
2.In the aspect of grammar inspection in the form, this paper quite comprehensively promulgates and describes all 7 kinds of form of Chinese-English code-switching : affix, word, phrase, half a sentence, sentence, sentence group and paragraph.