2021春七年級英語下冊 Unit 3 Will people have robots？Period 4導學案 魯教版五四制

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1、 Unit3 Period4 Section B 2a-2e 課時目標 知識目標： 1.熟練掌握以下詞匯： scientist, already, made, factory, simple, human, shape, snake, possible, seem, impossible, housework, hundreds of , be able to，over and over again，fall down， look for，for example，look like，wake up ，bored，such 2.熟練掌握以下句型： (1) He thinks t

2、hat it will be difficult for a robot to do the same things as a person. (2) They think that robots will even be able to talk to people in 25 to 50 years. (3) Some will look like humans, and others might look like animals (4) We never know what will happen in the future！ 技能目標：1.能夠運用所給信息，如標題、圖片等預測

3、文章大意。 2. 能夠運用本課的核心句型，想象和預測未來社會發(fā)展。 情感態(tài)度： 21世紀的青少年應該開拓思維，敢于設(shè)想和實踐，善于運用科學知識發(fā)明創(chuàng)造。 課前預習 Ⅰ. 機器人發(fā)展史 早在三千多年前的西周時代，我國就出現(xiàn)了能歌善舞的木偶，稱為“倡者”，這可能是世界上最早的“機器人”。上世紀五六十年代，出現(xiàn)第一代機器人，它屬于“示教再現(xiàn)”(Teach-in/playback)型機器人，只具有記憶、存儲能力，按相應程序重復作業(yè)，但對周圍環(huán)境基本沒有感知與反饋控制能力。進入80年代，出現(xiàn)了第二代機器人——有感覺的機器人。它能夠獲得作業(yè)環(huán)境和作業(yè)對象的有關(guān)信息，進行一定的實時處理作

4、業(yè)，在工業(yè)生產(chǎn)中得到廣泛應用。第三代機器人是目前正在研究的“智能機器人”。它不僅具有更加完善的環(huán)境感知能力，而且還具有邏輯思維、判斷和決策能力，可根據(jù)作業(yè)要求與環(huán)境信息自主進行工作。 Ⅱ. What do these robots look like? What can they do? 課堂學習 Before reading 1. (1)根據(jù)要求，利用本課詞匯填空。 Safe(反義詞)__________ possible(反義詞)___________ make(過去式)__________ easy(近義詞)__________ hardly（近義詞）_______

5、___dirty（近義詞）_________ (2)拼裝游戲。將下列詞匯進行組合，看看能否構(gòu)成其他詞匯。你還能舉出類似的例子嗎？ danger im dis house agree ous possible 2. 利用課前畫的機器人草圖，全班同學就其外形和功能進行討論，討論時可借助如下句型： A: What does the robot look like? B: It looks like a… A: What can the robots do? B: It can… 3. Groupwork:根據(jù)文章標題和插圖猜測文章大體內(nèi)容，

6、完成2b. While reading 1. Fast reading 速讀短文，回答下列問題。(閱讀策略：以極快的速度閱讀文章，尋找字面上闡述的信息。) (1)Are there any robots now? (2)Will there be more robots in the future? 2. Careful reading (閱讀策略：仔細閱讀短文，有目的性、針對性地在文中查找問題答案。) 根據(jù)文章內(nèi)容，判斷各句正誤。 (1) The robots help people do the most pleasant jobs. (

7、2) Scientists try to make robots look different from people. (3) Robots will never get bored to do simple jobs over and over again. (4) Humans will have more work to do it the future. (5) Space rockets seemed possible a hundred years ago. 3. Detailed reading(閱讀策略：有選擇地精研細讀有關(guān)章節(jié)或段落，解決疑難之處。) 閱讀文章的1

8、~3自然段，回答下列問題。 (1) What do the robots do in some science movies? (2) Will robots get bored (3) What can the robots do in Japanese companies? (4) Does Mr. White think robots can do the same things as a person? 閱讀文章的4~5自然段，根據(jù)文章內(nèi)容完成下列各題。 將下列發(fā)明按時間歸類。computers, the robots that can talk to people，the

9、 robots that look like humans，the snake robots a hundred years ago now In the future 5. Reading up(研讀) 1) 自主學習——找出重、難點。______________ 2) 合作探究——細讀全文，提出疑難問題，小組討論，互助解答。 觀察與思考： 1. However, they agree it may take hundreds of years. hundreds of 意思為____________，后跟___________名詞復數(shù)。當hundred 表示

10、具體數(shù)量時，不可以+s，也不可以和of 連用。例如：400___________。 練習：There are ________books in our school library. A. hundred of B. hundreds of C. nine hundreds D. nine hundreds of 2. He thinks that it will be difficult( for a robot) to do the same things as a person. …,it’s easy for a child to wake up and kno

11、w where they are. It is +形容詞+（for sb. +）to do sth. 意思為_________________________ 練習：漢譯英。 ① 學好英語對我而言很難。_______is difficult for me ________ ________English well. ② 按時到校對我而言很容易。______is easy for me _______ ______to school on time. 3. For example,there are already robots working in factories. The

12、re be sb. /sth. +doing sth. 意思為_____________________________ 練習：Listen! There is a girl ________(sing)in the next room. 4. That may not seem possible now,… seem意思為___________，其后可跟__________詞或to do. 練習：①她似乎病了。She ________ ______ __________ ___________. / She ________ ____________. ②看，機器人似乎動了。L

13、ook! The robot ________ ________ _________. After reading 1. 完成課本2c和2d的內(nèi)容。 2. 介紹自己在課前設(shè)計的機器人的用途，完成2e 3. Groupwork:小組討論全班同學設(shè)計的機器人圖片，猜測它們的功能。討論時借助如下對話形式： A：What do you think the robot can do? B: I think it can… 知識鞏固 Ⅰ. 根據(jù)漢語提示完成句子。 1. No one knows what will happen ___________the ____________(在

14、將來). 2. These things were invented __________ __________(數(shù)百)years ago. 3. When I work for a long time, I’ll _________ _________(感到厭倦). 4. I still don’t have a computer of __________ __________(我自己的). 5. When she was 20, her dream to be a singer __________ __________(實現(xiàn)). 課堂反思 在本課，我們又了解到許多關(guān)于機器人和未來世界的知識。請你總結(jié)一下，本課學到了哪些重點語句？應從哪幾方面描述未來的機器人？＿＿＿＿＿＿＿＿＿＿＿ 家庭作業(yè) Ⅰ. 你設(shè)想的未來機器人擁有什么外形和功能？請就此話題寫一篇100字左右的短文。 4