Enviroment课件3.pptVIP

New words: a tree-planting campaign poster reduce less noisy pure point produce else * * Unit 7 Enviroment Rita is taking part in a tree-planting campaign. She is making a poster to get people to join the campaign. Judy is helping her. Listen to them and complete the poster by putting one word in each space. 1 植树活动 ２海报 ３减少 ４不那么吵 ５纯净的，纯洁的 ６　观点，要点 ７　制造，生产 ８　别的，其他的 Eight reasons to help plant trees: 1 Trees make streets more _____________. 2 Trees make steets less _____________. 3 Trees make our air ______________. 4 Trees make our air _______________. 5 Trees make _________ to keep us alive and _____________. 6 Trees produce ________ things like _______ and ___________. 7 Trees help us fight ___________. 8 Trees are in ___________. beautiful noisy purer cooler oxygen healthy useful fruit paper pollution danger J:Hi, Rita. What are you doing? R:Hi, Judy. I’m just writing a poster about tree-planting. J:Oh, that’s interesting. Can I help you? R:Yes, please! Why should we plant trees? Can you give me some ideas? J:Well, trees are very beautiful. R:Yes. They make our streets more beautiful. J:And they help reduce the noise on our streets. R:That’s true. Trees make our streets less noisy. What else? J:Well, they help make the air pure. R:Good. Number 3. Trees make our air purer. J:And they make it cooler, too. R:Right. Trees make our air cooler. J:And don’t forget—trees make oxygen. We need that to breathe! R:That’s a good point. Number 5. Trees make oxygen to keep us alive and healthy. J:And we get things from trees, don’t we? R: You mean like fruit? J: Yes, and paper. R: Right. Trees produce useful things like fruit and paper. J: And they help us fight pollution. R: That’s important. Trees help us fight pollution. Anything else? J: Well, people cut down so many trees, so we need more trees. R: Yes. Trees are in danger. There , that’s eight reasons. Thanks for your help, Judy. J: You’re welcome.