题目

Over the last 25 years, British society has changed a great deal – or at least many parts of it have.   71  . Ideas about social class – whether a person is “working - class” or “middle - class” – are one area in which changes have been extremely slow.In the past, the working-class tended to be paid less than middle-class people. The typical working man would collect his wages on Friday evening and then, it was widely believed, having given his wife her housekeeping, would go out and squander the rest on beer and betting.The old style of what a middle-class man did wit16．What's Tommy's hobby？