4 Read the sentences and guess the correct answer. Listen and check your answers. 1 A person who invents something has got an idea and creates something new / has got enough money to buy something new. 2 If you hear something that is shocking it makes you feel happy and excited / surprised and upset. 3 Tresearched the topic on the camera / on the Internet. 4 What is a huge problem for Africa? There is not enough clean water / There is not enough space for people. 5 You can get trachoma from dirty water I bad food. 6 Getting an eye infection can make people deaf / blind. 7 You buy gel in a plastic bottle / paper bag.