an explanation of how to correctly identify and use idiomatic expressions when discussing popular activities an explanation of when to use formal or informal expressions when communicating to a variety of people a description of how to express past, present, and future expressions in Chinese. a description of how karaoke is a very popular form of entertainment and explain how it is differs from karaoke in the United States an explanation of the differences between Western and Chinese music an explanation of the differences between the types of activities enjoyed by Chinese and Western teenagers, including the types of music, recreational activities, and leisure activities a description of how the Chinese mainland was affected by the development of American businesses a description of how Western businesses affect employment in China and how Chinese businesses affect employment in the United States