Unit 1 Nature in the balance Welcome to the unit 教案-2023-2024学年高中英语译林版(2020)必修第三册

课 时 教 案 课题：Welcome to the unit U1B3 第　1　课时 总序第17个教案 课型： New lesson 编写时间:2024年3月14日 执教时间：2024年3月19日 教学目标：1. sing the English song; 批　注 2. know the harm we have done to the Earth; 3. understand the significance of environmental protection. 教学重点： sing the English song; 教学难点：sing the English song; 教学用具：Multi-media 教学方法：Group work, discussion 教学实施过程： 1. Have students talk about their favourite English song. 2. Have students listen to the English song in the textbook and answer the following questions. (1) What are the rhyming words in this song? harm/alarm; seas/trees; clean/green; above/love; pollution/solution (2) How do you understand “harm” and “alarm” in this song? “Harm” means something bad we have done to the Earth, including polluting soils and seas, cutting down too many trees, etc. “Alarm” means the signal that warns us of the dangers of environmental damage,which urges us to find a solution to this problem. 3. Have students answer the two questions on page 1. (1) What is the message of the song? Humans have done much harm to the Earth, and we have to take action to change this situation. (2) What can you do to help protect the environment? We can use less paper and fewer plastic bottles and bags. Cutting down on 批　注 electricity usage can also help reduce the air pollution that power stations create. 4.The Earth is our only home. Listen to the song. The human race has done much harm. We have polluted our soils and seas, And cut down too many trees. Now is the time to sound the alarm. We want to live in a world that’s clean; We want to live in a world of green. The human race has done much harm; Now is the time to sound the alarm. Let’s be thankful for the skies above; Let’s plant new trees and stop pollution; Let’s work together to find the solution; The Earth’s our home to protect and love. We want to live in a world that’s clean;