_2021-2022学年北师大版高中英语：选修八 Unit22 Lesson1 Global warming教案

_2021-2022学年北师大版高中英语： 选修八 Unit22 Lesson1 Global warming 教案 一.教材分析 本课出自北师大版选修八Unit22 lesson1 Global Warming，文章通过探讨目前世界上愈演愈烈的全球化变暖难题，引导学生关注我们的生存环境，培养全球化意识，进而思考我们从世界，国家和自身层面如何做的深层次问题。 二．学生现状分析 本班学生英语基础稍显薄弱，部分学生的英语成绩在及格线左右徘徊，词汇量距离高考要求尚有一些差距，阅读能力参差不齐。 三．教学目标和流程 课 题 Unit 22 Lesson 1 Global Warming 三维目标 知识与技能 Learn new words and phrases.（语言能力） 过程与方法 Know the structure of the text.Master some important language points. 情感态度与价值观 Take action to protect the environment and pay attention to the possible problems in the future . 重点: Learn something about global warming.（文化意识） 难点：1. Analyze some difficult sentences.（学习能力）Take action to protect the environment .（思维品质） 教学流程：三疑三探（包括：1、设疑自探；2、解疑合探；3、质疑再探；4、运用拓展。）Teaching procedures:Warm-up Watch two videosLead students to feel the differences between the two videos which show two absolutely phenomena between the harmonious past and worrying future，making them aware of the worrying situation facing us.Step 1 设疑自探Read the passage loudly and quickly. Then, answer some questions.1．What's the main purpose of the first paragraph?_____ _____The main idea of the last paragraph is that _____What does the passage mainly tell us?_____Step 2 解疑合探1.Stand up and discuss in groups2. Find out the important language points.3. Write down them on the blackboard or just explain them.内容展示评价Para. 1-2GGPara. 3-4GGPara. 5GG展示要求：1、条理清晰，结构完整，展写字迹工整，展讲声音洪亮。2、体现集体智慧3、非展示同学继续讨论，做好补充和评价准备。评价要求：1.先打分；2.陈述扣分原因， 表达自己观点；3.评价时要面向学生，充满激情，声音洪亮，神态自然。4.其他同学认真听讲做笔记，并做好补充和质疑准备Review all the notes on the books. After a while, have a check.Language points:beyond one's control2.look ahead 3.refer to4.in turn 5.lead to6.take action to do sth. 7.speed up 8.be relevant to9.be pinned on10.given为介词，意为“ ”11.What a coincidence!12.condemn sb. for sth. 13.sacrifice ... to do sth.14.be no substitute for 15.stop sb. from doing ...16.play one's part Step 3质疑再探Do you have other questions? How can we do in daily lives to arouse the interest of the public in the environmental protection? Step 4运用拓展单句语法填空1．They had been _____ (trap) in the cave for 20 days before rescued.2．The snow lasted a week, _____ (result) in serious traffic confusion in the whole area.3．They reached the company out of breath, only _____ (tell) they were fired.4． (give) the general state of his health, it may take him a while to recover from the operation.5．—I'm sorry that I didn't work out this problem.—It's _____ our ability.I didn't work it out, either.Homework:1. Read the text for three times.2. Do your exercise book. 3.Do a social survey in groups about what the ... ...