In early Tang Dynasty,Cold Food Day was officially said to originate in Zhou Rituals,which eliminated the previous belief that it came out of the legend of Jie Zitui and in turn the conflict between the belief and Confucian canon.

The basic attribute of tour guide presentation is composed of introduction,annotation and originality which go gradually from outer to inner.

This paper attempts to discuss the existing condition of the database establishment in the small and medium-sized university library as well as information resource management and focus on the issue that the best use of database is to try every means to give readers introduction,recommendation and guidance and give some relevant measures.

Research and Recommendation of Business English Teaching Methodologies;