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