1、Unit 13 Were trying to save the earth.第四课时（教学设计）教学目标1. 语言能力：在语境中理解、识记并运用本课时词汇： recycle, paper napkins, plastic bags, stop riding in cars, turn off the lights, turn off the shower, recycle books and paper etc. 2.文化意识：Realize the importance of protecting the earth. Like to do something to save the ear
2、th.3.思维品质：鼓励学生思考拯救地球的方法； 给学生足够机会，使用目标语言完成听力任务，在听力训练过程中注重听力策略训练。4.学习能力：能听懂关于环境污染的英文表达，独立完成听力任务。能运用本单元词汇和句式谈论环境污染和环境保护的话题。教学重点与难点1.环保措施的相关表达。2.掌握环保措施的相关表达，并能理解听力中的相关表达。3.运用这些表达进行口语输出性练习。教学准备教具准备: ppt，教材，听力材料教学过程老师活动学生活动设计意图Review(2minutes)Show some pictures and ask them what kind of pollution they kno
3、w.Let the students know the importance of protecting the earth. Talk about different kinds of pollution they know.通过观看和讨论图片，让学生意识到环境污染的严重性。 Pre-listening (7minutes)1.1.Ask Ss to think what they can do to save the earth.2.Show some pictures about environmental protection and talk about them. Rank the
4、 items in 1a from easiest to the most difficult and make conversations with friends. 3.1b.Make a conversation with their classmates.Talk about the things they can do to save the environment.Learn some listening skills.让学生通过描述图片了解到保护环境的措施，并渗透情感教育，教育学生要从身边力所能及的事情做起，学会节约，学会保护环境。 While-listening (17minu
5、tes)Post-listening (17minutes)Listen to 1c and 1d(1) Listen and check the things that Julia and Jack talk about. (2) Listen again. Check the things that Julia is doing now, the things she will do and the things she would never do. (3) Listen and read the conversation together.Listen to the tape care
6、fully and finish the tasks in 1c and 1d. 通过听力及判断练习，提高学生的听力能力，并强化学生的环保意识。 Post-listening(10 minutes)Ask what else they can do to save the earth.Discuss with their member things we can do .Make a list of things that their partners usually do in daily life to protect the earth. Then show others the lis
7、t they have made.Discuss with their partners what they can do to save the earth.通过小组讨论，明白保护环境的重要性，以及解决环境问题的方式方法。Exercises(4 minutes)Ask Ss to finish the exercises on ppt.lFinish the exercises on ppt.及时练习，检测学生本堂课知识掌握情况。Summary(5minutes)Summarize waht they have learned today.Q1:What have you learnt in this period? Q2: What do you still have problem with?Q3: How will you work out the problems?Summarize the important points with their group members.及时总结检查学生是否已经掌握目标句型。HomeworkMake a poster about how to save the earth according to the list you have made in class.板书设计
