听力原文： Ballroom dancing used to be seen as something rather unfashionable that old people might do. For the past five years though, the popularity of ballroom dancing has soared thanks to a reality TV show. 'Strictly Come Dancing' is one of the big TV shows. Millions of people tune in every Saturday night to watch the show which airs from September right up to Christmas. In the show a number of professional ballroom dancers each dance with a celebrity. Every week they have to learn a different ballroom dance and perform. it live on TV on the Saturday night. The show demonstrates how glamorous ballroom dancing is. The celebrities get to wear colourful dresses and suits to dance in, and it looks like a lot of fun. The TV programme also shows what good exercise it can be to ballroom dance and what hard work is involved in learning the dances and performing them properly. Dance schools around the country have seen a boost in the numbers of people wanting to learn how to dance. And it's not only older people who're interested. Lots of children and young people in their 20s are keen to learn. Ballroom dancing used to be associated with______.