Primary 4. Term 2. Unit 7. Page 2.Exerse 1

        

Woman 1: Today, we know more about pollution than we used to, and we know how important it is to reducel? it. Scientists are finding new ways to travel and to use fuels. We can also change the things we do - for example, we can walk, cycle or use public transportation instead of (8) using cars. We also need to think about how we can use less plastic. Lots of people are trying to make our world a cleaner place!