Teaching is the teaching of activity,it is the interaction and mutual development between teachers and students,between students,which is dominated in the course reform of basic education.

It s obvious that the traditional teaching method based on behaviorism can t accomplish both of the two aims while the interactive teaching approach, which is based on constructivism, humanism and social interactionism and has aroused the interest of many linguists is good enough to do this challenging task.

Based on the trend of the aging population and our nations particular service system for the aged, this paper presents such opinions as the public building disposition, environment design and the communication activity system of the residential belt meeting the requirement of the aging population, etc.