UNIT 8 Lesson 43教学详案—冀教版中学英语八年级下

UNIT 8　Save Our World
Lesson 43: Let’s Clean Up!
设计说明 首先展示图片,引出本课的话题——Let’s clean up(让我们一起来打扫)，引入教材Think about it的学习。再带领学生一同学习本课生词短语。然后，播放录音，通过听录音和阅读对话回答问题,让学生理解对话大意，初步了解Jenny, Brian和Danny之间的对话，并通过听对话掌握单词的发音；接着，读本课。利用Let’s Do It!中的练习题对本课内容进行巩固。最后，进行综合训练，检验学生掌握的情况。本节课从多个角度、多种形式对本课的语言知识进行练习，从而达到教学目的，实现教学目标。 教学目标 通过本课节的教学，学生达成以下目标： 1.知识目标 掌握单词：attention, rubbish, pollution, explain 接触单词：schoolyard, garbage, 短语和句型：clean up, draw one’s attention, pick up, a bit of； It’s a special day to draw people’s attention to the environment. 2.能力目标 (1)学习并掌握本课的单词和短语。 (2)学会就环境保护这一话题进行会话。 3.情感目标 了解身边的环境,培养保护环境的责任感。 重点难点 1.重点：掌握本课中的it用法。 2.难点：能用英语谈论环境污染。 教学准备 PPT 课件；本课节用到的录音 授课时数 1课时 教学过程 Step 1　Leading in Show some pictures about the environmental pollution. T: Look at these pictures. What can you see S: A lot of rubbish. T: How do you feel when you see some rubbish in the street or somewhere else S1: I feel sad. S2: It’s really terrible. S3: It’s a shame. … T: Good. Everyone answers very well. What will you do when you meet this situation S: Clean up the rubbish and protect the environment. (帮助学生回答) T: OK. Now let’s look at these pictures. What place is it S: This is our schoolyard. T: How’s our schoolyard. S: Very clean and beautiful. T: What should we do to keep our school clean and beautiful all the time S1: Don’t throw the rubbish on the ground. S2: If I see some rubbish in our school, I will pick it up. T: Good job! Protecting the environment is our duty and we should make our homeland clean and beautiful, just like our schoolyard. Step 2　New words 1. In this lesson we are going to learn some sentences about “garbage”. At first let’s learn the new words. schoolyard, garbage, attention, rubbish, pollution, explain 2. Get the students to finish the exercises. 1. I e　　　　 the solution to my parents. 2. You cannot park the car in the 　　　　 (校园). 3. The r　　　　 should be thrown into the dustbin. 4. I need 　　　　 　　　　 　　　　(一点儿) cheese. 5. The new law will reduce p______ of the rivers. Answers: 1. explained　2. schoolyard　3. rubbish　4. a bit of　5. pollution Step 3　Thinking about it When you see a lot of garbage in your schoolyard, how do you feel Do you know about World Environment Day What is it Step 4　Listening 1. Listen to the tape and fill the blanks. (1) It’s 　　　　. Jenny, Brian and Danny are outside in the schoolyard. (2) Today’s June 5. It’s a special day to draw people’s attention to the 　　　　. (3) Rubbish means “garbage” in 　　　　 English. (4) We should 　　　　 the garbage! (5)We would 　　　　 cleaning in an hour! Answers: (1)noon　(2)environment　(3) American　(4) pick up　(5) finish 2. Listen to the dialogue and tick the correct answers. (1)Where are they talking？ In the market. In the schoolyard. (2)What are they talking about？ Picking up garbage. Playing soccer. (3)What is the class project about？ Environment. Pollution. Step 5　Reading Read the lesson and write true (T) or false (F). (1)Jenny, Brian and Danny are going to do something on World Environment Day. (　　) (2)They are studying geography this week. (　　) (3)They are going to pick up the garbage on the street. (　　) (4)Jenny found Danny’s homework. (　　) Answers: (1) T　(2)F　(3)F　(4)T Step 6　Practice Complete the dialogue with the correct forms of the words in the box. pollution　rubbish　schoolyard　agree　clean　attention
Jeff: Look at the sky! It’s always grey. We can’t even see the sky clearly. Marina: If this goes on, the birds will fly away and never come back. Jeff: Our river used to be very clean. But now look at the water! There is too much 　　　　 left by the factories. Marina: If this goes on, the fish will die. People should do something to stop the 　　　　. Jeff: I 　　　　. Let’s do something to draw people’s 　　　　 to this problem. How about putting up a poster Marina: Good idea. Jeff, I think our 　　　　 is also quite dirty. Let’s call our classmates to help clean it before the new term starts. Jeff: OK. We would finish 　　　　 in an hour! Answers: rubbish; pollution; agree; attention; schoolyard; cleaning Step 7　Discussion Each World Environment Day has a theme. Here are some examples. Can you think of your own theme for it？ 1994　　One Earth, One Family 1997　　For Life on Earth 2002　　Give Earth a Chance 2005　　Green Cities—Plan for the Planet 2011　　Forests: Nature at Your Service 2012　　Green Economy: Does It Include You Step 8　Language points 1. It’s a special day to draw people’s attention to the environment. 这是引起人们关注环境的一个特殊日子。 draw/catch one’s attention(to) 意为“吸引……的注意力(到……上)”。其中to是介词，后面跟名词、代词或动名词作宾语。 The teacher drew our attention to listening to her. 老师把我们的注意力引到了听讲上。 2. Look at all of this rubbish！看看这所有的垃圾吧！ rubbish n．垃圾；废物。它是不可数名词，其同义词有litter，garbage。 Don’t throw the rubbish about！不要乱扔垃圾！ 3. We should pick up the garbage！我们应该把垃圾捡起来！ pick up意为“捡起；拾起”，是动副型短语，接代词作宾语时，代词必须放在pick和up的中间。 A waste bag is on the floor. Please pick it up. 地板上有一个废袋子。请把它捡起来。 【拓展】pick up还可译为“（用车）接……,（偶然）学会……”。 Linda, I’ll pick you up after school. 琳达, 放学后我开车去接你。 4.We’re studying pollution in class this week. 这周我们在课堂上学习污染。 pollution n．污染。它是不可数名词。其动词是pollute。 There is less pollution in the countryside than in the city. 乡村的污染比城市少。 5. Garbage is a type of pollution. 垃圾是一种污染。 a type of 意为“一种…… ”，它相当于a kind of/a sort of。当表示 “几种……” 时，可将a换成基数词，type要用复数形式。 This is a type of rare blood. 这是一种罕见的血型。 6．Each student could clean up a bit of the schoolyard. 每个学生可以打扫一小块儿校园。 （1）clean up意为“清理，打扫”，为动副型短语。代词作宾语时，要放在clean与up之间。 Your bedroom is so dirty. Please clean it up. 你的卧室太脏了。请打扫一下。 （2）a bit of 意为“一点儿，一些”，修饰不可数名词。a bit 意为“有点儿”，修饰形容词或副词。 With a bit of luck, we’ll be there by 12. 如果顺利点儿，我们将于12点钟赶到那里。 Will you please turn down the radio a bit 请你把收音机音量开小一点儿好吗？ She’s a bit afraid of the teacher.她有点儿怕老师。 7. We would finish cleaning in an hour！一小时之后，我们就会打扫完! finish doing sth. 意为“做完某事”。在该短语中，动名词作finish的宾语。 Have you finished reading the storybook 你读完这本故事书了吗？ 8. Jenny explains the plan to the class. 詹妮把这个计划解释给全班同学。 explain v．解释 常构成搭配explain sth. to sb.，意为“向某人解释某事/物”。其名词形式为explanation。 The teacher often explains these problems to his students. 这位老师经常向他的学生解释这些问题。 Step 9　Summary 1. Learn some new words and expressions. 2. List the garbage we throw away every day around us. 3. Know about the importance of environment and we should take some actions to protect it. Step 10　Homework 1. Finish the exercises of Lesson 43. 2. Preview the next lesson. 3. Perfect your design of the project on World Environment Day and make a poster. 当堂达标 Ⅰ.用所给词的适当形式填空 1. Have you finish 　　　　 (read) the book
2. We should 　　　　 (pick) up the garbage over there.
3. You’d better 　　　　 (not throw) rubbish about.
4. It’s good 　　　　 (keep)our classroom and schoolyard clean. Ⅱ.根据汉语提示完成句子 1.She saw a piece of paper and 　　　　 　　　　 　　　　（把它捡起来）. 2.He was thirsty, but there was only 　　　　 　　　　 　　　　（一点儿）water. 3.The beautiful flowers 　　　　 　　　　 　　　　（吸引了我的注意）. 4.She wants to ask the teacher to 　　　　 　　　　 　　　　（为我解释一下）what it means. 答案: Ⅰ.1. reading　2. pick　3. not throw　4. to keep Ⅱ.1. picked it up　2. a bit of　3. drew my attention　4. explain to me 板书设计 UNIT 8　Save Our World Lesson 43: Let’s Clean Up！schoolyard; attention; rubbish; garbage; pollution; explain; clean up; draw one’s attention; pick up; a bit of1. Each student could clean up a bit of the schoolyard. 2. Jenny explains the plan to the class.
教学反思