Unit 12 The Earth 第一课时课件

课件35张PPT。12 The EarthModule 4 The natural worldOxford English Can you find the Earth?
Mercury (水星)
Venus (金星)
the Earth (地球)
Mars (火星)
Jupiter (木星)
Saturn (土星)
Uranus (天王星)
Neptune (海王星)The EarthWhat do you know about …? Write the correct words in the blanks.________________________________________________ stars the Earth the Sun the MoonDo you want to know about the Earth?The Earth is a beautiful place.
There are forests and rivers, mountains and fields. Some parts of the Earth are very hot, and some are very cold.Places on the EarthThere are also many people like you and me on the Earth. The Earth provides us with air, water and food. It is our home. People on the EarthThere are many different plants. Some are large. Some are small. All plants need light and water. There are different animals on the Earth too. Some live on the land. Some fly in the sky. Some live under the water. Plants and animalsToday, there is a lot of pollution. We burn things to make energy. This pollutes the air. We put our rubbish into the sea and under the ground. This pollutes the Earth and kills animals and plants.PollutionDo you know anything else about the Earth?There are a lot of beautiful fields on the Earth.Some large animals live on the Earth.The Earth gives us water.We burn things to make energy.We put our rubbish under the ground. Pollution kills fish and animals.Rubbish pollutes the rivers.
It is important for us to protect the Earth.True or false. 1. All parts of the Earth are warm.
2. All plants need light and water.
3. People can get air, water and food from the Earth.
4. People make the Earth dirty. It is pollution.
FTTT1. The Earth provides us with air, water and food.
A. gives B. shows
2. We burn things to make energy.
A. set … on fire B. make … strong
3. This pollutes the air.
A. makes … clean B. makes … dirty
4. This pollutes the Earth and kills animals and
plants.
A. cleans B. makes … die
5. It is important for us to protect the Earth.
A. keep … safe B. changeDo you know the meanings of the words in red?
Circle the correct answers.We must stop pollution.
It is important for us to protect the Earth.Protect the EarthIn pairs, discuss the questions below. They are oceans.What do you know about the Earth?1 What are the blue parts?
______________________
2 What are the green and brown parts?
______________________
3 What are the white parts?
______________________ocean
请教师自行插入世界五大洋的示意图Can you name the oceans?
Pacific Ocean, Atlantic Ocean,
Indian Ocean, Arctic Ocean, Antarctic Ocean In pairs, discuss the questions below. 1 What are the blue parts?
______________________
2 What are the green and brown parts?
______________________
3 What are the white parts?
______________________They are oceans.They are forests and land.What do you know about the Earth?forestlandIn pairs, discuss the questions below. 1 What are the blue parts?
______________________
2 What are the green and brown parts?
______________________
3 What are the white parts?
______________________They are clouds.They are oceans.They are forests and land.What do you know about the Earth?Ms Guo: Look at this picture. What is it?
Kitty: It’s the Earth.
Ms Guo: The green and brown parts are forests and land.
What are the blue parts?
Joe: I think they’re oceans.
Ms Guo: Yes, they are. The Earth was very clean and
beautiful in the past, but now some parts are dirty.
Can we do anything to help the Earth?
Alice: Yes. We should stop throwing rubbish into rivers.
Peter: We should stop cutting down so many trees.
Kitty: We should stop using plastic bags.Ms Guo:
Kitty:
Ms Guo:
Joe:
Ms Guo:
Alice:
Peter:
Kitty:Homework1. Listen to and read Student’s Book pages 80 and 81.
2. Search for more information about how to protect the Earth.
3. Finish Workbook pages 68 and 70.