Natural language logic logical approach is to use modern study of new subjects in natural language, and its beginning is Montague Grammar, the future development of the discourse representation theory, Type - Logical Grammar theory. From a technical point of view the book is more detailed exposition of these theories on natural language logical structure analysis process. The book also reviews the different characteristics of logical deduction systems Montague Grammar and discourse representation theory generated. On the basis of the logic of natural language book on the Chinese part of the statement constructs a system whereby multiple states gives Chinese (eg Tense, complete state and transient state, etc.) strictly defined, in-depth study of Chinese time structure provides a logical basis.