外研版必修4module-4-The-great-scientist

1、全國中小學(xué)“教學(xué)中的互聯(lián)網(wǎng)搜索”優(yōu)秀教學(xué)案例評選教案設(shè)計一、 教案背景1，面向?qū)W生： 中學(xué) 小學(xué) 2，學(xué)科：英語3，課時：14，學(xué)生課前準(zhǔn)備：一、 預(yù)習(xí)本課內(nèi)容所涉及的目標(biāo)詞匯。二、 根據(jù)詞匯能預(yù)測本文所講內(nèi)容。三、通過百度搜索了解關(guān)于偉大科學(xué)家的知識。四、根據(jù)預(yù)習(xí)能初步形成自己對文章的理解，并總結(jié)自己不明白的地方。二、 教學(xué)課題高中階段的課文學(xué)習(xí)多側(cè)重于對文章結(jié)構(gòu)的把握，對文章內(nèi)容的理解。本單元圍繞great scientists,首先讓學(xué)生掌握各領(lǐng)域單詞，如biochemistry, biology, botany, chemistry，對領(lǐng)域內(nèi)的科學(xué)家所做的貢獻(xiàn)有所了解。本單元第一篇課文

2、介紹的是雜交水稻之父”-袁隆平的生平和事跡，同時闡述了他從事這項工作的重要性及所取得的成就。通過學(xué)習(xí)科學(xué)家的生平及事跡，激發(fā)學(xué)生學(xué)習(xí)動機，樹立正確的人生觀、價值觀，幫助他們樹立遠(yuǎn)大的理想。三、 教材分析本文是外研版必修4modle 4great scientists 的第一篇課文the students who asked questions。本文一共分為6段，可劃分為3個部分。分別從袁隆平的生平，所付出的努力，所取得的成就以及成就的影響來加深學(xué)生對人物的理解。一、語言目標(biāo)1、 詞匯和短語Staple, leading, figure, educate, agriculture, breedi

3、ng, species, original, breakthrough, support, production, convert, export, quality, quantity, bring up, as a result of, cash crop2.重點理解句：（1） In the rice-growing world, the Chinese scientist, Yuan Longping, is a leading figure.（2）He thought there was only one way to this -by crossing different specie

4、s of rice plant, and then he could produce a new plant which could give a higher yield than either of the original plants.（3） As a result of Yuan Longpings discoveries Chinese rice production rose by 47.5 percent in the 1990s二能力目標(biāo)1、to understand the text and the structure of the text 2. to retell th

5、e text according to some key words from the text.2. to understand the details about the text and to choose the correct answers according to the text.三、學(xué)能目標(biāo)After learning the text, students can know what characteristics of great scientist are, talk about something about Yuan Longping and write a comp

6、osition similar to this one.教學(xué)重點：1 To understand the structure of the text. 2 Discuss the question of comprehension:Why is Yuan Longpings discovery very important?教學(xué)難點：1 Understand the importance of scientists achievements.2 Is the title of the passage suitable? If not, write a new one and give the

7、reasons.3 Discuss what the students can learn from Yuan Longping. 備課時用百度網(wǎng)頁搜索外研版必修四Module4 great scientists的相關(guān)教學(xué)材料，找到很多相關(guān)材料如/view/9239.htm了解袁隆平資料。通過對比與自己對教材的理解，確立了重難點及講課思路。然后根據(jù)課堂教學(xué)需要，利用百度視頻搜索，搜索與糧食危機有關(guān)的視頻作為導(dǎo)入環(huán)節(jié)。再用百度搜索Mp3在網(wǎng)上搜索與糧食有關(guān)的音樂作為文章的結(jié)尾升華部分，加強學(xué)生對課文的理解。從百度圖片網(wǎng)上搜索下載各種所需的教學(xué)圖片，例如非

8、洲人民饑餓的圖片，給學(xué)生視覺上的直觀感受，便于理解。在百度知道或百度貼吧上找到了關(guān)于本課內(nèi)容的知識點探討，有利于本課程教學(xué)的延展。 四、 教學(xué)方法整體閱讀教學(xué)法討論教學(xué)法五、 教學(xué)過程Teaching ProceduresStep 1.leading in According to the title “the great scientists”, ask students two questions(本單元的主題是偉大的科學(xué)家，通過這個標(biāo)題，詢問學(xué)生心目中的偉大科學(xué)家，喚起學(xué)生的背景知識。同時概括出為什么他們是偉大的。) Question Do you know who are great

9、scientists in history? What contributions do they make? Try to give some examples. 【百度圖片】導(dǎo)入：/ 導(dǎo)入Leading in See a video that is related to agricultural crisis, then ask students one questionHow can we solve the problem that many people are in hunger because of lack of food.（利用視頻展

10、示糧食危機，人們靠什么來養(yǎng)活整個地球，導(dǎo)出本文要學(xué)的科學(xué)家袁隆平）【百度視頻】導(dǎo)入/programs/view/T82xAqc-3fA/Step 2. Fast Reading: Look through the passage and find out the main idea for each paragraph.Paragraph1 As a young teacher, he began experiments in crop breeding.Paragraph2 He discovered a new type of rice.Paragra

11、ph3 Yuan Long ping is a leading figure in the rice-growing worldParagraph4 His discoveries have brought in great profit Paragraph5 The yield of the new hybrid rice is much greater than that of other types of rice grown in Pakistan.Paragraph6 As a boy, he was called “ the student who asked questions”

12、. Step 3.Careful Reading: Read the passage carefully and learn more about Yuan Longping.Read paragraph 1-2 and decide it is True or False. And please find the original sentence in the passage. 1. China produces more rice than any other country. 2. Yuan Longping asked a lot of questions at school. Re

13、ad paragraph 3-5 and finish the following form. about Yuan Longpingnicknamefrom an early ageas a teacherdo experiments in_in 1966 In 1970discovered a naturally_ _rice plant in the 1990sChinese rice production _; his rice was _other countries v Step 4. Listen to the passage ,and finish the summary of

14、 the passage.百度搜索音頻：/playlist/playindex.do?lid=&iid=&cid=25 China is the worlds largest rice _. In the _ world, Yuan Longping is a leading _. Yuan Longping was born and _ _ in China. As a school boy, he was given the _, “the student who asks questions”. He majored in_ in college.

15、He thought that the _ to feeding people was to have more rice and to _it more quickly. He thought there was only one way to do thisby _ different species of rice plant, The results of his experiments _ _ in China in 1966. Then he began his search for a special type of rice plant, which must be _ and

16、_. Finally, a naturally sterile male rice plant was discovered. This was the_. Researcher was _ from all over china to develop the new system. step 5 language points 1.He thought that the key to feeding people was to have more rice and to produce it more quickly . 他認(rèn)為，解決人們吃飯問題的關(guān)鍵在于擁有更多 的大米，并且能更快的生產(chǎn)出

17、來。 the key to sth./doing sth . .關(guān)鍵. Practice : 足夠的單詞量是提高英語的關(guān)鍵。Enough vocabulary is the key to improving your English .努力是成功的關(guān)鍵。 Hard work is the key to success . 2.He thought there was only one way to do this-by crossing different species of rice plant , and then he could he could produce a new plan

18、t which could give a higher yield than either of the original plants . 他認(rèn)為，唯一的辦法就是使不同種類的水稻雜交， 這樣才能培養(yǎng)出比原來任何一種水稻產(chǎn)量都高的新品種。賓語從句：there was only .the original plants .定語從句: which could give a higher yield than either of the original plants .的辦法. a way to do ./of doing . step 6讀寫結(jié)合練習(xí)擴展李振聲 (李振聲是我校校友，且在我校建有李振聲院士館。兩位科學(xué)家有相似之處，通過比較兩位科學(xué)家讓學(xué)生仿照課文，寫人物描寫的作文。)百度搜索：李振聲資料/view/.htmstep 7情感教育listen to a song named Tell my why 百度搜索/p?word=tell+me+why+%D4%AD%B3