This article provides an overview of the network s operation; its products and services; and its learning delivery and support systems.

Study on Queen Bee Pheromones transmitting mode in bee colony to worker bee ovarian development;

This paper illustrates the superiority of multimedia teaching method in structural mechanics teaching,points out the advantages and disadvantages of traditional teaching method,and analyzes and discusses how to harmonize multimedia with traditional teaching method,in order to gain well teaching effect and teaching efficiency.

Main views are:multimedia teaching methods and traditional teaching methods supplement each other; multimedia software and EDA software supplement each other; multimedia software and madeself software supplement each other; the guiding position of teacher can not shake.

This paper analyzes the causes of this phenomenon in five aspects: the traditional teaching method,the over usage of native language,the students?s unused of thinking in English,the lack of environment,little knowledge about the English sound system.

After coming to China, Matteo Ricci and his adaptive way to preach marked the beginning of a new fascinating chapter in the history of Christianity s missions.