九年级英语全册Unit3CreativityLesson8GoodorBad教案(

1、Un it 3 CreativityLess on 8 Good or bad?v教材分析_厘本课是本单元的第二课， 主要内容是讨论人类的发明的好处与坏处， 要学习的技能是表 达自己的观点，和表达对他人观点的态度如支持或反对。 通过本课的学习，学生树立辩证的 世界观，更流畅地用英语表达自身的观点。教学目标【知识目标】学生能够通过听一段有关发明话题的辩论对话，获取对话中主要人物的观点并记录信息，并能够分辨和理解不同人物的观点。【能力目标】学生能够就发明话题口头表达自己的观点并给出原因。【情感目标】学生能够辩证地看待发明给人类带来的益处和问题。教学重难点【教学重点】 学生听对话获取、记录、理解对话

2、主要人物的观点。【教学难点】 学生综合运用所学语言表达自己的观点。课前准备1、给学生分组、为学生布置预习作业等;22.教具学具：光盘、大卡片等。教学过程Stepl. Warm-up1. Let stude nts ide ntify the inven tio ns on the photos and discuss their ben efitsand harms. En courage stude nts to speak out their reas ons why they think so.2. Let stude nts make a preparati on for an in

3、terviewon“Inven ti ons - Goodor bad?”.Step2. Liste ning1. Get students to listen to the material first time to obtain speakers opinionon inven ti ons.2. Liste n and write A for An drew or J for Jenny to ide ntify which stateme nts bel ong to them,respectively.3. Sum up each speakers opinions and wri

4、te down them.4. Let students justify whether their opinions are rational or not.5. Let stude nts liste n aga in and write T or F after the stateme nts in Ex. 4.6. Put the sentences in the proper places in their mind maps. Let stude nts work ingroups.Step3. Group workMake an in terview on“Inven ti on

5、s - Good or bad?”1. One group choose a reporter who in terviews other group members, and a recorder who take notesof their ideas.2. The others answer the reporters questions, but they should use at least twopieces of information from the listening material.33. Let students make ideas logical.4. Stud

6、ents will have 5 minutes to prepare.5. Drift a contrast table to represent the opinions of both sides.6. Students make reports on“Inventions- good or bad”.Step4. Speaking1.Teach students how to organize a complete and smooth report.Example:Ladies and gentlemen,Im honored to be here to make a speech

7、on“Inventions - good or bad-I state the positi on that/ In my opinion/ I thinkThanks for listening.2.Teach the function sentences for stating opinions to studentsExamples:I support the position that scientists need to quickly increase the numberof new inventions.In my opinion, scientists should cut

8、down on the number of new inventions.I disagree.I dont agree.I dont think so.Step5. Consolidation1. Read and complete the conversation with appropriate segments in Ex. 7.42. Highlight the speech parts standing for opinions and teach their functions.3. Get students to sort out the affirmative and neg

9、ative opinions in their eyes.4. Students act out the dialogue in the groups of 3.Step6. DebateMake a debate on playing computer games.Topic: Playing computer games has more advantages than disadvantages.1. Divide the class into two sides.2. Let students try to use the learned expressions to state op

10、inions.3. Students make the efforts to find strong evidences.Step7. Language points1. cut down裁短； 减少e.g. He cut down on coffee and cigarettes, and ate a balanced diet.cut down (on) sth. on可加可不加2. cause n.原因； 动机； 理由； 事业vt.成为的原因；导致；引起；使遭受e.g. Smoking is the biggest preventable cause of death and disease.cause常表示坏事的原因3. support n./v.支持； 赞同； 拥护e.g. How did Donna make extra money to support herself? support既可以表示物质上的支持，也可以表示观点意见的