A lot of idioms are inspired by the world of sport. Many of these idioms are very common so their knowledge can prove useful. This worksheet 'sports' the list of fifteen common idioms. I included a mix of easy-to-guess-the-meaning idioms as well as some more difficult ones. The worksheet also includes the key in which I tried to explain their origin and meaning. If you want to learn more, you will find the links to websites with more information on the topic.