Journalists and researchers have been looking for new ways to describe the changes in the lives of the millennial generation. Some say today's 20-somethings are living an "extended adolescence." ＿＿（41）＿＿ , they are still like teenagers. Others say they are having a "delayed adulthood." Th e term "boomerang kids" is popular. That means young people leave their parents' house ＿＿（42）＿＿ , like a boomerang thrown through the air, later return.