学人教版选修6 unit4 Global Warmingreading教案 (9).doc

人教版 高中英语 选修6 unit 4 global warmingreading: the earth is becoming warmerbut does it matter?teaching aims:1)learn the causes of global warming and different attitudes.2) master the reading skills.3) save energy and prevent the global warming.important point:understand the causes and effects of globalwarming difficult point:how to write a meaningful passage about global warmingteaching methods:individual, pair work, group discussionteaching aidsa computer, some slides, a projector teaching procedures: step 1 lead- in1 play a gamewheel of fortune设计意图：激发学习兴趣, 为阅读课文做好铺垫2 play a video and answer two questions设计意图：提前预知课文内容以便更好理解step 2 skimming1 structure of the passage1 introduction2 body3 conclusion2 match the main idea of each partpart 1 (a) how has global warming come about? part 2 (b) list two different attitudes part 3 (c) should we do anything?part 4 (d) the earth is becoming warmer设计意图：整体把握文章结构，思路清晰，便于理解文章内容step 3 scanning1 fill the table1who wrote the article?sophie armstrong2what is the main idea of the passage?global warming/the warming of the earth.3what are the names of the 3 scientists?dr janice foster, charles keeling, george hambley 2 the outline of different opinionsdr janice foster charles keeling george hambleypredict the global warming will be mild and positiveintroduction of greenhouse gasesand greenhouse effectmade accurate measurements of the amount of co2step 4 careful readingpart 1 this article is from _.a. a magazine b. the internet c. a bookpart 2 1. whats graph 1 about?2. whats graph 2 about?3 how does the global warming come about? part 3fill in the tabledr. janice foster george hambleycarbon dioxide has caused the global temperature to _. an increase of five degrees would be a_ and could be _.more carbon dioxide is a _ thing,which makes crops _ more and will encourage _.step 5 post-reading discuss1 we should do something or nothing about global warming.2 what can we do to reduce the global warming?step 6 writingwrite a short passage about global warming (100-120 words)step 7 summary step 8 homework 1 f