Unit9Whenwasitinvented教學設計.doc

Unit 9 When was it invented ? Section B 3a-4b 教學設計 黑龍江省寧安市第四中學 關海英 Unit 9 When was it invented ? Section B 3a-4b優(yōu)質(zhì)課教案 教學年級：九年級課題名稱：Unit 9 When was it invented ?教材版本：人民教育出版社授課時間;45分鐘一、學生分析 本課教學對象為九年級學生，已經(jīng)學習了兩年多的英語，掌握了一定量的英語單詞及一定的基礎知識和基本技能，有了一定的閱讀基礎，這就要求教師在教學過程中突出培養(yǎng)學生獨立思考和解決問題的能力，體現(xiàn)學生的主體地位，充分發(fā)揮學生的主動性和積極性，激發(fā)學生的學習興趣，從而培養(yǎng)學生的創(chuàng)新精神和實踐能力。二、教材分析本單元的話題是學會談論發(fā)明的歷史，用途及特點，發(fā)表看法并給出理由。本課是本單元的第四課時。前幾課時已經(jīng)接觸了一些發(fā)明及其作用，上一課時學生學習了被動語態(tài)。本課是一篇關于發(fā)明的閱讀課文。閱讀是九年級的重點教學課型，著重培養(yǎng)學生的閱讀能力和技巧，訓練閱讀速度和獲取有關信息的準確度。三、教學目標1.知識目標：重點詞語by accident ,according to, ancient, over, fall into ,remain ,notice ,produce ,pleasant ,pie, throw ;學習并掌握一般過去時的被動語態(tài).。2.能力目標：學會用被動語態(tài)談論發(fā)明的歷史和用途；提高學生聽、說、讀、寫的能力.3.學習策略：提高閱讀能力，培養(yǎng)閱讀技巧.4.文化意識：了解一些重要發(fā)明的歷史和用途，做傳承中華文化的使者.5.情感、態(tài)度、價值觀：通過學習談論發(fā)明的歷史和用途，讓學生展開想象的翅膀，培養(yǎng)學生的創(chuàng)造精神做愛科學，勇于探索的好學生。四、教學重點、難點 重點: 重點詞語by accident ,according to, ancient, over, fall into ,remain ,notice ,produce ,pleasant ,pie, throw ;學習并掌握一般過去時的被動語態(tài).; 提高閱讀能力，培養(yǎng)閱讀技巧;學習寫關于發(fā)明的文章要交代的記敘的要素。難點：學會用被動語態(tài)談論發(fā)明的歷史和用途的文章。五、教學方法：任務型教學法六、教學手段：圖片，實物。七、教學過程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