题目

When we hear the words “college students”, we usually think of a young person between 18 and 22 years old. But in the U.S.A today, a college student often is much older. In fact, educators say in the nest few years colleges and universities may have more older part-time students than traditional (传统的) full time younger students. Educators report a big increase in the number of Americans who attend college and university classes in the evening or at night or weekends. Most of them are older than 25 years old and more have full- time or part- time jobs. Many are in their thirties or fo17．扬州创建成为“国家生态市”，下列做法与此不相符的是（　　）A．节能减排，利用太阳能光伏发电B．绿色出行，提倡乘坐公共交通工具C．方便生活，推广使用一次性塑料餐盒D．变废为宝，回收秸秆加工为生物柴油