Unit 9 Lesson 3 Epidemics Explained 教案 -2022-2023学年高中英语北师大版（2019）选择性必修第三册

Unit 9 Human Biology Lesson 3 Epidemics Explained Period 1 教材分析 本课是第九单元第三课，围绕阅读语篇展开。文章介绍了epidemic的定义，成因，并着重追溯了六种流行病，最后得出各国需要携手合作的结论。 教学目标 在本课学习结束时，学生能够： 1. 阅读文章并谈论关于流行病的话题； 2. 基于总体理解做出猜测； 3. 梳理大体信息和特定信息； 4. 注意文章的组织结构。 教学重难点 【教学重点】 1. 学生能够阅读文章并谈论关于流行病的话题； 2. 学生能够在总体理解的基础上做出猜测； 3. 学生能够梳理大体信息和特定信息。 【教学难点】 引导学生注意文章的组织结构。 教学过程 Step 1 Warming-up What do you know about epidemics? Tick the statements that you think are correct. 设计意图：创设情景，引入主题。 Step 2 Reading 1. Read the passage quickly and answer the questions. (1) What is an epidemic? (2) How can a disease be classified as an epidemic? 2. Read the passage again and find all the epidemics mentioned in the passage. 设计意图：通过泛读，引导学生掌握文章大意。 3. Read the passage carefully. Complete the table about the epidemics mentioned. Then choose one disease to talk about with a partner. 设计意图：通过精读，加强学生对文章细节的理解。 Step 3 Post-reading 1. Read and understand the content in the Skill Builder. 2. Tick the aspects of information that are mentioned in the passage. 3. Use a diagram to demonstrate in a logical way how the aspects of information are organised. 4. Work in groups and discuss the questions. (1) What are the main features of an epidemic? Give at least two examples to illustrate your points. (2) What should different counties do to prevent outbreak of epidemics in the future? Why? (3) What does the title mean to you? What does the writer want to convey in the passage? (4) Who do you think the passage is written for? 5. Complete these sentences in your own words. 设计意图：引导学生进行整理归纳，并进行批判性思考。 Step 4 Assignment Search online in groups and find some information about epidemics in China or Asia. Report your information to the class. 设计意图：帮助学生巩固所学，迁移并应用所学知识。 学科网（北京）股份有限公司 $