Relacionar Columnas DO YOU KNOW? cz.4Versión en línea Match the questions to their answers by clicking the right boxes por Monika Wójcik 1 How many rooms are there in Buckingham Palace? 2 When was the electric toothbrush invented? 3 Where does Christmas tree originate from? 4 which animals are faster? Sharks or dolphins? 5 Apart from cars do Porsche also make tractors? 6 How many teeth do African elephants have? 7 Where was the Titanic built? 8 When do you burn more calories: while sleeping or while watching television? 9 Do people's tongues differ? 10 What is the coloured part of human eye called? Yes, everyone has a unique tongue print. over 600 in Belfast sharks from Germany while sleeping Yes in 1939 the iris four