译林版八年级英语下册Unit8Agreenworld教案.docx

Unit 8 A green world 教案教学目标：1、 能听懂有关环保话题的对话，并从听力材料中获取需要的信息2、 能用所得信息将语篇补充完整3、 能就环保话题进行交流教学重点：词汇： survey, empty, harmful, a survey on students ’ daily habits, turn off the tap, keep soil in place教学难点：1、 能用所得信息将语篇补充完整2、 能就环保话题进行交流教学教具：配套磁带或者光盘教学过程：How green are you?Step 1 导入：1、 教师与学生交流： How can we live a green life? What can we do to protect the environmentin our daily life? 一方面复习原有的知识， 另一方面导入 A 部分的主题 鼓励学生畅所欲言2、 教 师 总 结 ： Protecting the environment is very important. We can help protect the environment by doing some simple things, such as turning off the tap when brushing our teeth, taking shorter showers, using both sides of the paper, 引出新内容： turn off the tap, empty 。

Step 2 听力：1、 让学生阅读 A1 部分的表格，并注意表格的关键词 Time, Place, Number of students, Number of questions, 为听力材料做准备2、 告诉学生： The Class1, Grade 8 students want to do a survey on their daily habits. 教师为学生播放录音并指导学生完成A1 部分的表格， 教师说： Let ’ s listen to the conversation and finishthe table in part A1.录音可以播放两次要求学生第一遍只听不动笔，听第二遍的时候再填写表格TapescriptPart A1daily hSandy: Hi, Daniel, I ’ m really glad that we are going to do this survey on studentsDaniel: Me too. How many students are going to take part in the survey?Sandy: Fifty, 25 boys and 25 girls. The survey is going to be carried out at 4 p.m. this Wednesday.We’ d better arrive a ilttle earlier, say, 3:40.Daniel: Ok, 3:40. Room 201, right?Sandy: Yes, we have six questions this time. I hope all the students can give clear answers.Daniel: I think they will.3、 告诉学生： Daniel and Sandy are talking the results of the survey. 教师播放 A2 部分的录音，让学生完成练习。

TranscriptPart A2Daniel: What are the results of the survey?Sandy: Let ’ s see. Thir-tyfive students turn off the tap when they brush their teeth, but only 20students usually take showers for less than ten minutes.Daniel: Forty students use both sides of the paper, this will help save trees.Sandy: Only 15 students recycle empty bottles. That’ s not many.Daniel: But look at this, Sandy. 41 students always turn off the lights when they leave the room.Sandy: That ’ s great! Oh, only 9 students takehetir own bags to the supermarket.Daniel: Well, maybe we can talk about that in our presentation.Sandy: Good idea!4、 教师要求学生用完整的句子陈述 A2 部分的内容，集体核对答案，如：（ 1 ）35 studentsturn off the tap when they brushtheir teeth.（ 2 ）20 studentstake showers for less than 10minutes.（ 3 ）40 studentsuse both sides of the paper.（ 4 ）15 studentsrecycle empty bottles.（ 5 ）41 students turn off the lights when they leave the room.（ 6 ）9 students take their own bags to the supermarket.5、 学生独立完成A3 部分的练习，提醒学生根据A1 ， A2 部分已有的信息填写。

全班核对答案后集体朗读一遍，加深印象Step 3 活动：1、 学生四人一组进行调查，了解他人的日常环保习惯，教师说： Let ’ s do a survey. Work ingroups of four and ask your group members about their daily habits. Then write a short passageabout the results and report it to the class.2、 完成后教师选择几个不同层次的学生进行展示Step 4 家庭作业：1、 记忆本课时所学的词组和词汇2、 背诵B 部分的对话3、 完成教师布置的相关练习4、 预习Study skills 。