Unit3 Conservation lesson1 The Sixth Extinction教学设计-2025-2026学年高二英语北师大版选择性必修第一册

该高中英语教学设计聚焦第六次大灭绝的原因、影响及应对措施这一核心知识点，通过恐龙图片导入话题激发兴趣，快速阅读匹配段落大意（背景、原因、影响、解决方案），构建文章整体脉络，作为学习支架帮助学生理解文本结构，完成学习目标。 采用任务型教学与合作学习法，快速阅读和精读训练语言能力（获取信息、细节处理），小组讨论发言促进思维品质（分析问题、合作探究），培养环保意识体现文化意识（人类命运共同体）。作业复述文本提升书面表达，活动设计层层递进，助力教师高效教学，提升学生语言综合运用能力与环保责任感。

教学设计 学校：嵩县第五高级中学 姓名： 任倩伊 学科： 英语 1 学科网（北京）股份有限公司 Unit 3 Conservation Lesson 1 The Sixth Extinction Learning Objectives: After learning this lesson, students are able to: 1. Understand the causes and effects of the sixth extinction. 2. Apply the knowledge to analyze the causes of species extinction and find solutions. 3. Cultivate their environmental awareness and focus on the protection of biodiversity. Important and Difficult Teaching Points: Important Teaching Point: 1.To understand the causes and effects of the sixth extinction. 2.To apply the knowledge to analyze the causes of species extinction and find solutions. Difficult Teaching Point: To cultivate their environmental awareness and focus on the protection of biodiversity. Analysis of the Teaching Material: This lesson is Unit 3 Lesson 1 The Sixth Extinction from Optional Compulsory Course 1 at high School English, published by Beijing Normal University. This Lesson mainly introduces the causes and impacts of the sixth extinction from the perspective of species extinction, and enables students to understand the seriousness of this problem,and cultivate their environmental awareness and focus on the protection of biodiversity. Analysis of the Students: The teaching object is the freshman at high school. Their cognitive abilities have improved over junior high school, but their English base is poor. Therefore, students' acceptance and understanding ability should be taken into account in the teaching process. At the same time, students may have a certain understanding of environmental issues and biodiversity conservation, but the specific causes of species extinction and solutions may not be too clear.So I pay special attention to the way they learn English and the effectiveness of their classes. In addition to the reading skills required by the College Entrance Examination, this lesson also aims to cultivate their environmental awareness and focus on the protection of biodiversity. Teaching Methods: Task-based teaching method; cooperative learning method Teaching Procedures: Step 1. Lead in Show a picture to talk about dinosaurs, then lead out extinction. 设计意图：激发学生兴趣，调动课堂气氛，有效引入本节介绍灭绝的话题。 Step 2. Fast Reading Read the text quickly, and get the main idea of each paragraph. Paragraph 1：Background history of the sixth extinction. Paragraph 2：Causes of the sixth extinction. Paragraph 3：Effects of the sixth extinction. Paragraph 4：What we can do to prevent the sixth extinction. 设计意图：利用阅读策略，通过快速阅读来匹配文章段落大意，了解文章整体脉络，获取基本信息，完成学习目标一。 Step 3. Careful Reading Read the text carefully and complete the notes. The number of extinction that have occurred so far Meaning of extinction Extinction Two notable extinctions and their consequences Main reasons that cause extinctions How to avoid the sixth mass extinction 设计意图：通过精读文章，处理文章中的细节信息，呼应学习目标二，并逐层推进，为小组活动做准备。 Step 4. Discussion and Speaking. Work with your group members and answer the questions below. 1.What did scientists found in2015? 2.Why does the writer think the six math extinction will come? 3.Why does the writer believe we will probably die out if 75% of the earth's species die out? 设计意图：利用快速阅读和精读所做的铺垫，以小组活动形式，让学生通过问答再次熟悉文本内容，在达到语言输出的同时，也激发学生学习英语的兴趣和信心，通过同学们大胆发言，使课堂气氛更加活跃。 Step 5. Summary Summarize the knowledge about extinction we have learnt today by using the structure and the notes. 设计意图：通过总结本节课所学内容，使学生巩固所学知识。 Step 6. Homework Please write a short passage in your own words to retell the text . 设计意图：经过语言学习的输入，口头输出，再到最后层级的文本输出，层层推进，完成高考书面表达的要求。 Design of The BlackboardLesson 1 The Sixth Extinction Paragraph 1：Background history Paragraph 2：Causes Paragraph 3：Effects Paragraph 4：Solutions Extinction The number Meaning Solutions Main reasons Two notable extinctions Teaching Reflection: In this lesson, I employ a variety of teaching tools, such as class discussions, group activities, and multimedia presentations to enhance students’ participation and understanding. Students' ability to read and understand the text is also exercised,and their environmental awareness is also cultivated. $