江苏省永丰初级中学九年级英语下册Unit 4 Reading 课件(共37张PPT)

9下 Unit 1 Life on Mars Reading have a bad cough in the form of pills delicious /tasty * not as tasty as them The population is increasing quickly. crowded large numbers of people=many people The Car exhaust(汽车尾气）makes the air dirty. People want to have more living space. There are more and more building sites（工地）。 dust(灰尘） The air is polluted(adj). Our earth is becoming more and more crowded and polluted . dust mask (防尘口罩） Can the dust masks prevent the air pollution? Mars is a planet similar to Earth. crowded polluted Mars fly to… Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune Pluto planet Star（恒星） Solar system(太阳系） Can you imagine what the life will be like on Mars? There are a lot of problems that we should face, what are they? imaginative (adj) (v). 1.Can we move to Mars at the moment? 2.When do many people believe we will move to Mars? 3. Why do we want to move to Mars? By the year 2100 at present /now No, we can’t. Because our Earth is becoming more and