1、Unit 7 Protect the EarthGrammar timeTeaching contents 教学内容Grammar time Teaching aims and learning objectives 教学目标1. 复习 Story time 的内容。2. 能熟练运用句型 We use to ；We should . 和 We shouldnt 。 3. 关心环境保护，知道一些环保小常识。Focus of the lesson and predicted area of difficulty 教学重点和难点教学重点：能熟练运用句型 We use to ；We should .
2、和 We shouldnt 。教学难点：能熟练运用句型 We use to ；We should . 和 We shouldnt 。Teaching procedures 教学过程Step 1 Warm-upT: Where do you live?S: I live in T: We all live on the Earth. Is the Earth clean? S: No, its not clean.T: Is the Earth happy?S: No.T: Lets protect our earth. To protect the earth, what should we
3、do?【设计意图：通过日常对话，引入对 Story time 的复习。 】Step 2 Grammar time1. Lets talkT: Why should we save water? S: Water is useful. / We use too much water. / T: We do we use water to do? (用 PPT 展示关于水的图片)S: T: Water is useful. We use water to clean things. Then how can we save water? What should we do? (用 PPT 呈现图片
4、)S: We should reuse water.T: What should we not do?S: We should not waste water. (教师用同样的方法与学生讨论 wood, energy, plastic)【设计意图：通过详细分析 water, wood, energy, plastic，反复巩固句型 use sth to do sth。 】2. Find the ruleT: Please look at these sentences carefully. Can you find the rule?S: Use sth to do sth. (让学生对比总结
5、句型)Step 3 Summarize1. Listen to a videoT: Water, wood, energy and plastic are useful. But people use too much of them. So the Earth is in danger. Lets listen to a brief introduction. (播放有关保护环境的音频)【设计意图：播放与课题内容相关的视频，对语法进行归纳总结，并进一步提升学生的环保意识。 】2. Make a reportT: Lets protect our earth. And we know how
6、to protect our earth, what we should do and what we shouldnt do. Look at the writing on the blackboard and try to tell us how to protect the earth.(学生根据教师板书，做如何保护地球的报告)【设计意图：根据板书总结整理成一段保护地球的报道，锻炼学生的综合语言运用能力。 】Homework 家庭作业1. Read Grammar time after the tape three times.2. Finish the translation exer
7、cise on PPT. Teaching aids 教学准备（含板书设计）教学准备：PPT 课件、图字卡。板书设计：Unit 7 Protect the EarthWhat should we do? What should we not do?We use water to reuse/save wastewood plant/reuse cut down oil/coal walk drive so muchplastic use too much 说课本课时的学习内容为第七单元 Grammar time，作为第 2 课时，基本环保的单词、理念在第 1 课时都已学过，有些句型有涉及，但没
8、有详细、具体地加以运用。所以通过复习引出本课时所要学的内容，进一步巩固学习句型 use to ，What should we do? What should we not do? 并能更加有条理地在板书上体现出来，便于复述。通过学生自己观察重点例子，总结规律，说出句型。should 和 shouldnt 作为情态动词，学生自然也是能总结出用法和规律的。这锻炼了学生的独立思考能力和善于发现的本领。虽然是有关语法的课时，环保意识在课上还是需要反复强化，所以为了让学生进一步了解地球上的五种物质，增强他们保护地球的使命感，我安排了一个有关这些物质的音频。然后通过上面的听、说、读，最终以写的形式体现今天所学。