Unit 2 Extended Reading 课件 2024-2025学年牛津译林版英语九年级上册

《 多维阅读》第17级 Too wet-Too dry Do you know these different climates in the world? drought tornado flood Watch the video and answer the following questions. How is the weather? It is terrible. What can we see in the video? It is raining heavily . The wind is so strong that people can't move. We can see lighting and thundering in the sky. Skim the whole book and divide it into three parts.Then match the main ideas. Part1 (Page2-3) Part2 (Page4-11) Part3 (Page12-13) Introduce two kinds of extreme climates and the lives of people who live there. People how to live in different climates. What are the extreme climates in this book. While reading——Part1(page2-3) Read the first part and answer the questions below. Too little, Too much Some places in the world are dry,and it hardly rains at all.In other places, it can rain for months without stopping. Too little rain, or too much rain, can cause problems for living things. The environment in a dry place looks different from one that gets lots of rains. One of the driest places on Earth is the Atacama Desert. Some places in this desert haven,t had any rain for hundreds of years. While reading——Part1 1.What are the weather in dry places like? It hardly rains at all. 2.What are the weather in wet places like? It can rain for months without stopping. 3.What is the driest places on Earth ? It is the Atacama Desert. While reading——Part2-1(page 4-5) A Mars on Earth In the Atacama Desert there is no moisture in the air,so there are very few clouds.This makes Atacama a good place to look at the stars. Some people think that parts of this desert don't look like Earth at all. Scientists have set up a space station here. They think that the land on Mars. In the parts of the desert that are very dry, there is no life at all. While reading——Part2-1 Why is the Atacama Desert a good place to look at the stars? In the Atacama Desert, there is no moisture in the air, so there are very few clouds. What have scientists set up in the Atacama Desert? A space station. While reading——Part2-2(page 6-7) Living in the Atacama Desert Animals, plants,and even some people, do live in the Atacama Desert.They have found ways to survive. There is little water, but fog comes from the ocean.People use nets to catch the fog.The fog clings to the net,then the water drips down the net, into troughs. In a dry place like Atacama, nothing rots. People have found mumies buried in the sand and sait. Some of the mummies are thousands of years old. While reading——Part2-2 Use a mind-map to help you understand this part. Living in the Atacama Desert Where fog comes from How they get water What are found there It comes from the ocean. People use nets to catch the fog.The fog clings to the net,then the water drips down the net, into troughs. People have found mummies buried in the sand and sait. While reading——Part2-3(page8-9) A wet place One of the wettest places on Earth is in the East Khasi Hills in India.Here it rains for many months of year.People go for a long time without seeing the sun. Then, after all the rain, there is a drought. During the rainy season it is very hard for people to go outside.The rain can come down sideways because of the winds. Some say it comes down in such thick sheets, you can't even see the drops. While reading——Part2-3 Where is one of the wettest places on Earth according to the article? It is in the East Khasi Hills in India. How does it rain? It rains hard for people to go outside. While reading——Part2-4 (page10-11) Good and Bad All this rain falling for so long causes problems for the people who live in the East Khasi Hills. There can be floods .Roads can turn into rivers. It is hard to grow anything, because the rain washes seeds and crops away. As well, it washes away the good topsoil. The rain brings insects and diseases. It makes many things rot. The rain has, however, created beautiful waterfalls and caves. People come from all over the world to explore them. While reading——Part 2-4 Does the rain cause the problems? Yes, it does. What can the rain cause in bad ways? It can cause floods . It washes away the good topsoil. The rain brings insects and diseases. What can the rain cause in good ways? The rain has, however, created beautiful waterfalls and caves. People come from all over the world to explore them. While reading——Part3(page12-13) Learning to live in different climates The climate is very important to every living thing. Some climates can provide too much of one thing, or not enough of something else. living things have to learn how survive in the climate they live in. In hot dererts, some animals live underground. An under ground house might work well for people who live in hot places. But in a place where it rains for month, an undergroud house might not be such a good idea at all. While reading——Part 3 Read the part 3 and answer the following questions. 1. Why do the living things have to learn how to survive in the climate? Because some climates can provide too much of one thing, or not enough of something else. 2. Where do people live in hot deserts? They live in an underground house. After reading Read the whole book again and fill in the table according to the text. Places Dry places Wet places Name weather What can we do The Atacama Desert The East Khasi Hills Very dry Very wet It's a good place to look at the stars. People come from all over the world to explore waterfalls and caves. Summary: Today we've learnt about extreme climates in the world.If you are interested in different climates,you can look up more information about them on the internet after class. Thank you for listening! $$