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