教案Unit4Topic3SectionC

1、課 題Unit4 Topic 3 Section C執(zhí)教者李小梅學(xué)習(xí)目標(biāo)1. Knowledge aims： 掌握本課的重點(diǎn)詞匯和短語，繼續(xù)學(xué)習(xí)定語從句。2. Skill aims:能夠通過1a的pre-reading 任務(wù)來預(yù)測(cè)1a的內(nèi)容。能夠借助1b的提綱復(fù)述1a的內(nèi)容，并把這種提綱式的結(jié)構(gòu)運(yùn)用到寫作中。能夠快速找到段落的中心句、辨別論證句。3. Emotional aims: (optional)電腦和網(wǎng)絡(luò)是個(gè)雙刃劍，在利用它來服務(wù)于生活、學(xué)習(xí)的同時(shí)，不能沉溺于游戲游戲，并且要自覺遠(yuǎn)離不良信息的誘惑。教材分析重點(diǎn)掌握本課的重點(diǎn)詞匯和短語，繼續(xù)學(xué)習(xí)定語從句。難點(diǎn) In space, com

2、puters have been used to control the speed and direction of a spaceship. Besides, not everything we read on the Internet is true or good for us. Computers help us at work and at home, but they must be used properly.教 法三疑三探學(xué) 法自學(xué)、合作、探究教具學(xué)具小黑板/圖片/ppt等。教學(xué)過程一、設(shè)疑自探（10分鐘）（一）創(chuàng)設(shè)情境，導(dǎo)入新課Encourage the Ss to exc

3、hange their HMK with their partners, and check the answers by themselves.T: Hi, class! Nice to see you again. In the last period, I asked you to make up five sentences. Have you done them?T: Fine. Then exchange your sentences with your partners and check the answers by yourselves. If you finish, put

4、 up your hand.T: Now, Ill choose some pairs to show your sentences. xxx and xxx, please.T: Another pair? （二）根據(jù)課題，提出問題 看到這個(gè)課題，你想知道什么？請(qǐng)?zhí)岢鰜?。（預(yù)設(shè)： What are the computers used for? ）同學(xué)們提的問題都很好（真好），大多都是我們本節(jié)應(yīng)該學(xué)習(xí)的知識(shí)，老師將大家提出的問題歸納、整理、補(bǔ)充為下面的自探提示，希望能為大家本節(jié)的學(xué)習(xí)提供幫助。請(qǐng)看：（三）出示自探提示，組織學(xué)生自探。（6分鐘）自探提示：Find out 1 Words and

5、 phrases: 2 Sentences:3 Answer the question:What are the computers used for? 4 Understand 1a二、解疑合探（15分鐘）（一）.小組合探。1.小組內(nèi)討論解決自探中未解決的問題；2.教師出示展示與評(píng)價(jià)分工。問題1234展示1234評(píng)價(jià)5678（二）.全班合探。1.學(xué)生展示與評(píng)價(jià)；Words and phrases: doubt, tiny, inside, brain, cancel, connect, no doubt, normally, for instance, besides, properly,

6、be useful in,with the help of, for example, keep sth/sb. doing, place orders, thanks to, come into being, instead of doing sth. Sentences: 1.There is no doubt that computers are very useful in technology and business. 2.For example, tiny computers which are inside patients bodies can keep their hear

7、ts beating normally. 3.In factories, robots are controlled by computers that are like human brains.What are the computers used for: 課本中的幾個(gè)句子2.教師點(diǎn)撥或精講。The whole world is connected.網(wǎng)絡(luò)連接了全世界。 connect v. 連接 connection n. 關(guān)系，聯(lián)系1.connect A with B 使A與B連接2.connect sth. (to sth.) 使電、氣、水等接通3.connect sb./sth.

8、(with sb./sth.) 與有聯(lián)系，把聯(lián)系起來三、質(zhì)疑再探：（3分鐘）1.現(xiàn)在，我們已經(jīng)解決了自探問題。下面我們?cè)倩乜匆幌拢_始我們提出的問題還有那些沒有解決？2.本節(jié)的知識(shí)已經(jīng)學(xué)完，對(duì)于本節(jié)的學(xué)習(xí)，誰還有什么問題或不明白的地方？請(qǐng)?zhí)岢鰜?大家一起來解決.四、運(yùn)用拓展（17分鐘）（一） 根據(jù)本節(jié)學(xué)習(xí)內(nèi)容，學(xué)生自編習(xí)題，交流解答。請(qǐng)你來當(dāng)小老師，編一道題，考考大家（同桌）?。ǘ?根據(jù)學(xué)生自編習(xí)題的練習(xí)情況，教師有選擇的出示下面習(xí)題供學(xué)生練習(xí)。為了鞏固本節(jié)知識(shí)，加強(qiáng)知識(shí)的運(yùn)用拓展，老師也給大家設(shè)計(jì)了一些習(xí)題，檢測(cè)一下大家對(duì)本節(jié)知識(shí)的掌握與運(yùn)用情況。請(qǐng)看：用properly, besides

9、, brought, get, enough填空 Computers have improved our lives, but they have _problems, too. For instance, if we work on computers too long, we may _ headaches or sore eyes. If we play computer games too much, we wont have _ time to study or exercise. _ , not everything we read on the Internet is true

10、or good for us. Computers help us at work and at home, but they must be used _. （三）全課總結(jié)1.學(xué)生談學(xué)習(xí)收獲。通過這節(jié)課的學(xué)習(xí)，你都有哪些收獲？談一談.2.學(xué)科班長(zhǎng)評(píng)價(jià)本節(jié)課活動(dòng)情況。（四）作業(yè)設(shè)計(jì)Memorize the useful expressions and key sentences which we learned today.Finish Section C in your workbook.Review Sections A-C.板書設(shè)計(jì)China is the third nation th

11、at sent a person into space.Section CWords and phrases：doubt tinybrain cancelin+side=insidenormal+ly=normallyentertain+ment=entertainmentwork+place=workplaceproper+ly=properlyfor instance=for exampleGrammar：attributive clause :關(guān)系代詞做主語（不能省略）關(guān)系代詞做賓語（常省略）Sentences：There is no doubt that computers are very useful in technology and business.For example, tiny computers which are inside patients bodies can keep their hearts beating normally.In