八年级英语上册-Unit-4-Topic-2-How-can-we-protect-ourselves-from-the-earthquake-Period-2教学案例设计

Topic 2 How can we protect ourselves from the earthquake?教学内容分析及课时分配建议：本单元以Our World 为主题。第二话题主要围绕玉树地震，地震中如何保护自己等话题展开。同时学习表达安慰，关心等的功能句。本话题的主要语法是：多音节和部分双音节形容词比较级和最高级的变化规律。主要句型有：The mobile phone is more useful than the telephone., The computer is the most useful of the three., The safest place is under a strong table or desk., Was it serious?, Im very sorry to hear that., Dont worry.等。 语音版块复习字母i， o和字母组合oo，ou，ow，or，ai在单词中的发音规则；区分/和/ /的发音，学习降调，继续训练连读和不完全爆破。Project的活动“Caring About the Children From Disaster Areas”为学生灵活运用该话题相关语言知识和创造了条件，训练学生用英语做事情的能力。本话题建议用五课时完成。第一课时：Section A1a,1b,1c,1d 第二课时：Section A2a, 2b, Section B3a, 3b Section A3 第三课时：Section B1a, 1b, 1c, 2, 4第四课时：Section C1a, 1b,1c, 2a, 2b,2c第五课时：Section DGrammar and Functions, 1, 2, Project 第二课时 (Section A2a, 2b, Section B3a, 3b Section A3）教学设计思路：本节课的课型为语法语音课，主要活动是SectionA-2a和SectionB-3a，3b。Revision环节里同桌之间借助P89-1c的表格互相讲述三次地震的情况，复习上节课的内容。然后利用表格对比另外三次地震的严重程度，引出多音节形容词的比较级和最高级。出示更多的图片，让学生领会和掌握多音节形容词的比较级和最高级的用法。在Grammar环节，引导学生总结多音节形容词的比较级和最高级的变化规则，完成Section A-2a的表格。接下来利用2b的活动编对话练习多音节形容词的比较级和最高级的用法。在Pronunciation环节中，首先将Section A-2b中谈到的三种自然灾害fire，earthquake和rainstorm的图片展示在屏幕上，巩固这几个词汇，提问：What other natural disasters do you know? 出示SectionB-3a其它的图片，根据音标写出单词，并总结字母及字母组合的发音规则。接下来通过听音、模仿学习区分辅音音标/和/ /的发音，学习降调，训练连读和不完全爆破。并利用3a的图片做对话进行操练。提醒学生降调常用于陈述句，感叹句，特殊疑问句和表示命令的句子。听力任务Section A-3继续自然灾害的话题，自然导入之后阅读表格预测答案。听录音完成表格并核对答案，最后让学生根据表格信息复述这则有关自然灾害的消息。. Teaching aims1. Knowledge aims：（1）学习并掌握新词汇：mobile, phone, firerainstorm, snowstorm, typhoon, flood, drought （2）学习双多音节形容词的比较级和最高级的变化规则。（3）学习双多音节形容词的比较级和最高级在句子当中的应用。（4）掌握字母i， o和字母组合oo，ou，ow，or，ai在单词中的发音规则；（5）区分/和/ /的发音，学习降调，继续训练连读和不完全爆破。2. Skill aims: （1）通过对双多音节形容词比较级、最高级的操练，能用形容词比较级和最高级谈论有关自然灾害的话题。（2）能听懂有关自然灾害的新闻报道。（3）能读出句子的升降调、连读和不完全爆破，分清/ /之间的区别。3. Emotional aims:4. Culture awareness:了解几种常见的自然灾害。. The key points and difficult points1. Key points:（1）学习双多音节形容词的比较级和最高级的变化规则。（2）学习双多音节形容词的比较级和最高级在句子当中的应用。2. Difficult points： （1）学习双多音节形容词的比较级和最高级的变化规则。（2）学习双多音节形容词的比较级和最高级在句子当中的应用。. Learning strategies1. 学生自己总结语法规律。2. 降调常用于陈述句，感叹句，特殊疑问句和表示命令的句子。. Teaching aids多媒体课件/图片V. Teaching proceduresStage 1（3mins）：Getting students ready for learning StepTeacher activityStudent activityDesigning purpose1(Class activity)Greet the students and get themready for learning. T: Good morning, everyone!T: Whos on duty today?T: Its your turn to give your duty report. Are you ready for it?Focus their attention on the teacher. Ss: Good morning, MissS1:I am.S1: Yes. Good morning, everybody. Its my duty today. Remark：这一环节的目的是要创造学习英语的氛围并使学生静下心来，开始新的学习。可以采用多种方式，如唱歌、游戏、值日报告、自由讨论等。Stage 2（5mins）：RevisionStepTeacher activityStudent activityDesigning purpose 1(Pair work)Lead the students to tell the three earthquakes to each other with the help of the form on Page 89-1c.T: Thank you for your report. You did a good job. Now lets review what we learned yesterday. How many earthquakes did we talk about?T: What are they?T: Yes. Now work in pairs and tell the three earthquakes to your partners with the help of the form on Page 89- 1c.Work in pairs and tell the three earthquakes to each other with the help of the form on Page 89-1c.Ss: Three earthquakes.Ss: Tangshan earthquake, Wenchuan earthquake and Yushu earthquake.Ss:Remark：Stage 3（15mins）：GrammarStepTeacher activityStudent activityDesigning purpose1(Class activity)Talk about the three earthquakes and some other pictures. Lead to the grammarcomparative and superlative of degrees of adjectives.T: which earthquake is more serious, the Yushu earthquake or the Wenchuan earthquake?T: Which one is the most serious?T: Lets get to know about more earthquakes. Look at this form. They are about three terrible earthquakes in China. earthquakesYaanLudianGaoxiongyear2013.4.202014.8.32010.3.4level7.06.56.7the number of dead people19661549T: Which earthquake is more terrible, the Yaan earthquake or the Gaoxiong earthquake?T: Which one is the most terrible?T:You are right. Well, the topic of earthquakes is so serious. Lets talk about something light. Look at these pictures. T: They are useful inventions. Do you think so?T: Which one is more useful, the mobile phone or the telephone?T: I agree with you. And do you think which one is the most useful?T: I think so. Another group of pictures.T: Which picture is more beautiful, the tree or the grass?T: And which is the most beautiful, the tree, the grass or the flowers?Go on learning comparative and superlative degrees of multisyllabic adjectives.S1:The Wenchuanearthquake.S2:The Tangshan earthquake is the most serious.S3:The Yaan earthquake is more terrible than the Gaoxiong earthquake. S4: The Ludian earthquake is the most terrible of the three.Ss: Yes, we do.S1: The mobile phone is more useful than the telephone.S2: I think the computer is the most useful.S1: I think the tree is more beautiful than the grassS2: I think the flowers are the most of beautiful.通过讨论地震的严重程度和其他图片，引出多音节形容词的比较级和最高级。2(Group work)Ask the students to sum up the rules and complete the table in 2a.T:Have you found any rules? Discuss with your group members about the rules and complete the table in 2a.T: Lets check your answers. Who can read the comparative and superlative degrees of “serious”? T: And the next one, dangerous?T: So what are the grammar rules of comparative and superlative degrees of multisyllabic adjectives? T: Wonderful! This kind of “long” adjectives refer to the multisyllabic adjectives and some disyllabic adjectives like the adjectives in the form. All of them are a little longer, right?T: Any other rules?T: Good. Dont forget it.Sum up the rules and complete the table in 2a.Ss:S1: More serious and most serious.Ss:S2: For this kind of “long” adjectives, we add “more” before them to get the comparative degree of it. And “most” before them for the superlative degree of it.Ss:Yes.S3: We often add “most” before the superlative degree of adjectives. 小组总结多音节形容词的比较级和最高级的变化规则并完成2a表格。3(Group work)Ask the students to finish 2b.T: Look at the table in 2b. Number the things according tothe degrees you like them. T: Work in groups of three and follow the example to make small conversations.T: Which group would like act our your conversation?Number the things according to the degrees they like them. Then follow the example to make small conversation.Ss:.Ss:.G1: SA: The rainstorm is serious.SB: I think the fire is more serious than the rainstorm.SC: Yes, but the earthquake is the most serious of the three.利用2b的活动编对话练习多音节形容词和部分双音节形容词的比较级和最高级的用法。Remark：引导学生自己总结语法规律。Stage 4（8mins）：Pronunciation StepTeacher activityStudent activityDesigning purpose1(Individual work)Show some pictures of natural disasters and learn the new words.Then play the tape recording of 3a.T: Group 1 talked about fire and rainstorm just now. Look at the pictures. Wha is it? T: The letter “i” pronounces /ai/. So can you guess how to spell fire?T: Good. Look at the picture. What is it?T: We have learned the word “rain”. So can you try to spell the word “rainstorm” according to the sound?T: Good. “or” pronounces /:/ .You may write down the word on the line below the second picture on Page92.T: Look at other pictures in 3a. Most of them are natural disasters. Please write down the words according to the sounds.T: Lets listen to the tape, read and check your answers, paying attention to the vowels and stress.T: Work in pairs and try to find how the letters pronounce. And then fill in the blanks after the example.rainstorm /ai/ /:/snowstorm typhoonflooddroughtforest fireLook at the pictures and write down the words according to the sounds. Then listen, read and check.Ss: Its a fire.Ss: Fire.Ss: Rainstorm.Ss:.Ss:Ss:Ss:Ss: 出示3a图片，学习新词汇。根据音标写出单词。总结字母及字母组合的发音规则。2(Individual work)Play the tape recording of 3b.T: Do you know how to pronounce “th”? Read after the tape and imitate.T: Now listen to the rest sentences. Pay attention to the marked parts and intonation. The falling tone is often used in statements, exclamations, commands and special questions.T:The fourth one is a short conversation. Now work in pairs and use the words in 3a and the comparative and superlative forms of adjectives to practice.Read after the tape and imitate. Ss:Ss:P1: What do you think of the rainstorm?I think it is more dangerous than the snowstorm.学习区分辅音音标/和/ /的发音，学习降调，继续训练连读和不完全爆破。Remark：降调常用于陈述句，感叹句，特殊疑问句和表示命令的句子。Stage 5（10mins）：ListeningStepTeacher activityStudent activityDesigning purpose1(Group work)Lead the students to read the form of Section A-3 and predict the answers.T: As we know, the natural disasters often affect our life. Here is a piece of bad news about a snowstorm. Read the form of 3 and predict the answers. Read the form of Section A-3 and predict the answers.Ss: .2(group work)Play the tape recording of 3.T: Lets listen to the piece of news and fill out the form of 3. T: Listen again and check your answers.Listen to the tape and complete the form in 3.Ss:.Ss:.3(class activity)Ask the students to retell the news according to the form in 3.T: Can you retell the news? Work in pairs and have a try with the help of the form in 3. Retell the news according to the form in 3 in pairs.Ss:.Remark：Stage 6（4mins）：Summarizing and assigning HMKStepTeacher activityStudent activityDesigning purpose1（Class activity)Encourage the Ss to summarize the key points T: Class will be over soon. We should summarize what we have learned in this lesson. Lets begin!Summarize what they have learned today. S1: We learned some new words:mobile, phone, firerainstorm, snowstorm, t