Unit6 Earth first Starting out 导学案-2023-2024学年高中英语外研版（2019）必修第二册

外研版（2019）必修二 Unit 6 Earth first 导学案 课 题 Unit 6 Earth first Starting out 课 型 新授课 课 时 第一课时 学 习 目 标 1. To master basic knowledge of this lesson and use them freely. 2. To develop students’ reading comprehension’s abilities by discussion and cooperation. 3. To guide students to guide students to pay attention to the environmental problems. and take action to protect the earth. 重 点 难 点 1. Master some key words extinction, alarming, phrases refer to on and expressions. 2. Let students think about the things we can do to protect our living environment. 学 法 指 导 1.课前30分钟自主学习，完成预习学案。 找出自己的疑惑和需要讨论的问题，用红笔做好标记。 2.课上25分钟高效讨论展示答案 3.课上10-15分钟答疑解惑。 4.课后20分钟巩固学习 课堂探究 Starting out Step 1 Watch the video and answer the questions. (1) Do you know what day April 22nd is ? (2) What is it for ? Step 2 1 Watch the video and answer the questions. 1.Which of the facts in the video do you find most alarming? 2. What does the video want to tell us? Fill in the blanks with the help of the video. Save Life on Earth Earth, home1 countless plants and animals for millions of years, has an uncertain future. How many of us are aware that 130,000 square kilometres of forest disappear every year. Around 25,000 trees 2 (cut) down each day just to make toilet paper. Each day, around 150 to 200 species of plants and animals become extinct -- 3 (near) 1,000 times the natural rate of extinction. Over 1 million animals are killed by ocean 4 (pollute) each year. 1 billion people don’t hav