Unit9Whenwasitinvented教学设计.doc

Unit 9 When was it invented ? Section B 3a-4b 教学设计 黑龙江省宁安市第四中学 关海英 Unit 9 When was it invented ? Section B 3a-4b优质课教案 教学年级：九年级课题名称：Unit 9 When was it invented ?教材版本：人民教育出版社授课时间;45分钟一、学生分析 本课教学对象为九年级学生，已经学习了两年多的英语，掌握了一定量的英语单词及一定的基础知识和基本技能，有了一定的阅读基础，这就要求教师在教学过程中突出培养学生独立思考和解决问题的能力，体现学生的主体地位，充分发挥学生的主动性和积极性，激发学生的学习兴趣，从而培养学生的创新精神和实践能力。二、教材分析本单元的话题是学会谈论发明的历史，用途及特点，发表看法并给出理由。本课是本单元的第四课时。前几课时已经接触了一些发明及其作用，上一课时学生学习了被动语态。本课是一篇关于发明的阅读课文。阅读是九年级的重点教学课型，着重培养学生的阅读能力和技巧，训练阅读速度和获取有关信息的准确度。三、教学目标1.知识目标：重点词语by accident ,according to, ancient, over, fall into ,remain ,notice ,produce ,pleasant ,pie, throw ;学习并掌握一般过去时的被动语态.。2.能力目标：学会用被动语态谈论发明的历史和用途；提高学生听、说、读、写的能力.3.学习策略：提高阅读能力，培养阅读技巧.4.文化意识：了解一些重要发明的历史和用途，做传承中华文化的使者.5.情感、态度、价值观：通过学习谈论发明的历史和用途，让学生展开想象的翅膀，培养学生的创造精神做爱科学，勇于探索的好学生。四、教学重点、难点 重点: 重点词语by accident ,according to, ancient, over, fall into ,remain ,notice ,produce ,pleasant ,pie, throw ;学习并掌握一般过去时的被动语态.; 提高阅读能力，培养阅读技巧;学习写关于发明的文章要交代的记叙的要素。难点：学会用被动语态谈论发明的历史和用途的文章。五、教学方法：任务型教学法六、教学手段：图片，实物。七、教学过程Step1 Greeting and revision T: Hello, everyone .Ss : Hello, teacher .T:Sit down ,please .Lets revise the history of potato chips . T: When were they invented ?S: They were invented in 1853. T: Who invented them ? S: George Crum. T: How were they invented ? They were invented by mistake .T: Pairwork like this .Ss: PairworkStep 2 Leading _in T:What will you do if you are thirsty ? S1: Milk .S2:Water. S3:Orange juiceS4: Tea. T:Youd like to drink these beverages . Whats the most traditional beverage in China ?Ss: Tea . .T: Tea has a long history .Theres an ancient legend about tea .Today well learn the history of tea . .T:First Lets revise the words and phrases .Turn to page 152.Look at the words of page 72.Twice every word .Read together . T:Dont open your book .Now listen and answer the questions 1.What does the passage talk about ?2.Who invented tea ?3.How were they invented ?T:play the tape .Ss:Listen Check the answersS1:The history of tea .S2:The emperor Shen Nong.S3 : By accident .T: Now open your book .1.Read the article and answer the questions of your book .Find out the language points : Ss:Read aloud . T:Check the answers .S1:Its about the invention of tea .S2:Over three thousand years ago .S3:The Chinese Emperor Shen Nong.S4:By accident.Step3 Presentation T:Ask the students to find out the language points and explain the meaning . T:Explain： over 在之上 notice sb do sthStep 4.Read and analyze the article T: What does the first sentence tell us ? S:What was invention(tea ) . T: What does the second sentence tell us ?S:When. T: What does the third sentence tell us ?S:Who invented tea and where was tea invented . T: What does the fourth sentence tell us ?S:How was tea invented ？T: What does the last sentence tell us ?S:The importance of tea Step 5 Ask the students to sum up the article in Chinese .Teacher write on the BbStep 6.Practice 3b Write an article using the notes in the box .Ask the students to write . Teacher walks around offering help if necessary .Several minutes later, ask one student to read his article and the other students correct it. Step 7. Writing Write an article to introduce your own invention .Step 8.T:What have you learnt this class? Ss :T:China has many kinds of different inventions . As a Chinese ,we are proud of our motherland .We must study hard to make our country beautiful .Step 9 Homework Write an article to introduce your own invention on your exercise-book. T: Good bye, students ! S: Goo