Relacionar Columnas RiddlesVersión en línea set of EFL riddles por Tatiana Caro 1 What two keys can’t open any doors? 2 What is as big as an elephant, but weighs nothing at all? 3 What always sleeps with its shoes on? 4 What fur do we get from a Tiger? 5 Why do dragons sleep all day? 6 What has two heads, four eyes, six legs, and a tail? The shadow of an elephant They like to hunt knights. A donkey and a monkey A cowboy riding his horse As fur away as possible!