97. However, the typical teenage lifestyle is already filled with so much competition that it would be wise to plan activities in which there are more winners than losers, for example, publishing newsletters with many student-written book reviews, displaying student artwork, and sponsoring book discussion clubs.
本句结构比较简单，是so …that…句型，in which引导定语从句修饰名词activities，for example引导例子解释activities，例子中是三个动名词结构的并列。
be filled with 充满
sponsor v. 组织