九年级英语下册 Module 2 Environmental problems Unit 3 The environment教案2 牛津深圳版.doc

the environment课题unit3 the environment课型reading 备课时间1period教材分析教学目标1. students can get the main idea of the text.2. students can learn about the general idea and main content of the text.3. students get to know the structure of environmental science article.教学重点get the main idea of the text.教学难点learn about the general idea and main content of the text教学关键get to know the structure of environmental science article.教法与学法指导group competition. 教学环节主要教学步骤或内容学生主体活动教师活动设计意图时间分配第一环节导入话题温室效应step 1.lead-in.1. finish part a “what do you know about”2. learn the words “atmosphere”, “temperature”, “greenhouse effect”3. put the sentences into a complete paragraph, then read it to get a deeper understanding of the greenhouse effect.1. guide ss to finish part a.2. help ss to understand the three words.3. enable ss to put six sentences in a correct order to form a complete paragraph.help ss get a better understanding of the greenhouse effect.5第二环节了解主阅读篇章的体裁和结构step 2 read to get the main idea by skimming scanning and task-reading.step 3.read after the cd 2.read the passage and get the main idea.read the passage paragraph by paragraph and know about the articles form.finish the exercise on p34 after skimming the text. think and answer “what does a green consumer usually do?”3. read the text with right pronunciation and intonation. 2.reading activity teachingguide students to scan and answer questions.ask students to listen to skim to get the required information. ask students to finish the exercise on p34after skimming the text. 3. play the cd for ss and solve their problems on reading.2. improve ss reading ability.1010第三环节课堂练习step 4 retell the text, according to the key words and pictures (group work).4.practice retelling the text one by one in groups. 4. help ss to review the key sentences or words and encourage them to retell the text.4. help the students master the key points.10第四环节课时小结step 5 summarize reading competition5. read the text loudly and fluently.5. check which group can read the text best.5. strengthen learning results.5第五环节课后作业find story about another explorer and tell it to the other students before class. re