bet365 live casino games metaphysics is about knowing itself，It is something on the main line of philosophy。Different from the formation of metaphysics and the formation of philosophy of adding characters: A kind of philosophy of adding words is the understanding of things expressed in bet365 Play online games the plus word。The essence of the difference here is，Settlement of study is a priority，Research on the philosophy of adding words is experience。Discussion of metaphysics always surrounds sentences，Because I know it is expressed by language，Sentence is the basic unit of expression。There are three aspects related to sentences: the basic sentence pattern at the language level is "SYesP”，The meaning level is what is expressed bet365 live casino games in the language，The core concept of the semantic level is "true"。Settles to go to school always revolves around "yes" and "true"，Involved in these three levels，Especially the third level，It reveals the true condition of the sentence，and help explain the first two levels。The nature and characteristics of school and school should be recognized，Research on metaphysics should be strengthened，and better promote the research of philosophy bet365 best casino games through metaphysical research。 

　　Keywords:Know the true priority 

　　AuthorWang Lu, Professor of the School of Philosophy of Zhengzhou University (Zhengzhou 450000）。