河北省石家莊市高中英語 Unit 2 Working the land Working the land 課文導(dǎo)學(xué)案 新人教版必修4

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1、 Working the land Warming-up and Reading 學(xué)習(xí)目標(biāo)1. 熟記重點(diǎn)單詞和短語，會讀、拼寫以及使用； 2. 理解課文，快速掌握關(guān)鍵信息 學(xué)習(xí)重難點(diǎn) 掌握重點(diǎn)句型結(jié)構(gòu)并能靈活運(yùn)用 學(xué)法指導(dǎo) 詞不離句，句不離篇。多讀多練，記憶保鮮。 學(xué)習(xí)過程 生命課堂 互動探究 相關(guān)材料鏈接 Modern Agriculture For thousands of years traditional agriculture in China did not change very much. Most farms were one-f

2、amily businesses. Although China is a very big country, only 7% of the land can be used for farming. It is on this arable land that the farmers produce food for the whole population of China.It is from the early 1990s that scientists started to develop new techniques to increase agricultural produc

3、tion without harming the environment. Chemical fertilization, for example, helps to produce better crops, but is harmful to the environment. New techniques should increase agricultural production but also be friendly to environment. Future agriculture should depend on high technology as well as trad

4、itional methods. Not only food production is important but also taking care of the environment. The biggest problem of Chinese farmers is the shortage of arable land. Using the latest technologies, Chinese scientists grow vegetables in greenhouses. The roots of these vegetables are not planted in ea

5、rth but hang in water that contains all the nutrients they need to grow. Today, many vegetables are not grown in gardens but in greenhouses. They are protected from the wind, rain and insects. The temperature is controlled with computers, or kept the same, no matter how the weather is outside. 重點(diǎn)句

6、子 1. In 1974, he became the first agricultural pioneer in the world to grow rice that has a high output. 1974年，他成了世界上第一位種植高產(chǎn)水稻的農(nóng)業(yè)先鋒。 [解釋] 不定式放在表示次序的詞the first, the last, the best以及the only, the very, the right等詞后面, 且這些詞與動詞不定式有邏輯上的主謂關(guān)系，結(jié)構(gòu)為：the first/last/best/right/only/very/... + n. + to do sth.

7、第一個/最后一個/最好的一個/合適的/唯一的/恰好的……做某事的人/物，如： 1). He is always the first (student) to come and the last to leave. 他總是第一個來和最后一個離開的（學(xué)生）。 2). The last man to leave the sinking ship was the captain. 最后一個離開正在下沉的船的是船長。 [練習(xí)] 根據(jù)句子意思填空。 1). I think he is the right person ________ (tell) her about this. 2). I’

8、d be the first ________ (admit) I might be wrong. 2. This special strain of rice makes it possible to produce one-third more of the crop in the same fields. 這種特殊的稻種使得同樣的田地多收獲三分之一的產(chǎn)量。 [解釋] make it + 賓語補(bǔ)足語 + 動詞不定式, it 做形式賓語,動詞不定式是真正的賓語，有時真正的賓語是從句。常和動詞consider/think/make/find/believe/declare/feel/gue

9、ss/imagine/prove等連用。 如：He felt it his duty to take good care of them. 他感覺到好好照顧他們是他的責(zé)任。 再如： 1). The bad weather makes it impossible for us to go for a picnic. 2). We make it a rule to do some English practice before class. 3). Tom found it very embarrassing to be reminded of the long-standing de

10、bt. 4). Do you find it funny to see someone sliding on a banana skin? [練習(xí)] 翻譯句子。 1). 我們覺得支持好的領(lǐng)導(dǎo)是我們的職責(zé)。 ___________________________________________________________________________ 2). 我記得我和你講清楚了我是不會來的。 ___________________________________________________________________________ 課文要點(diǎn) 1.課文

11、詞匯等填空（旨在復(fù)習(xí)本課文中的單詞拼寫和主要詞語等） 根據(jù)課文內(nèi)容完成下面語法填空，注意單詞拼寫和詞語用法： Yuan Longping, the Father of 1 ______(超級雜交稻), is a famous scientist. he has 2_______ (奮斗)for the past five 3 ___ (十年) for the Chinese farmers. In 1953 when Dr Yuan graduated from college,4 (hungry) was a disturbing problem in many p

12、arts of the countryside. 5________, Yuan wanted to help 6_______(擺脫)his motherland of hunger by increasing the rice output without 7 _______(expand) the area of the fields and he made it. Dr Yuan’s another dream is to 8 ____(出口) his rice to the world. Thanks 9 Dr Yuan, the UN has more to

13、ols in the battle against hunger 10_______the world. 2．課文大意概括 （旨在訓(xùn)練用30個單詞概括大意的能力） 閱讀課文，試著用30來個單詞概括課文大意或翻譯下面短文。 袁隆平是我國最著名的科學(xué)家之一，已經(jīng)取得了偉大成就，通過培植超級雜交稻使世界消除饑餓。不過，他不在乎名利和金錢，過著貧窮的生活。 _____________________________________________________________________________ _________________________________________

14、________________________________________________ 3 課文佳句背誦與仿寫 （旨在培養(yǎng)對難句的理解和運(yùn)用能力） 1.【原句】Indeed, his sunburnt face and arms and his slim, strong body are just like those of millions of Chinese farmers, for whom he has struggled for the past five decades. 事實(shí)上，他黑黝黝的臉和胳膊和他的苗條，強(qiáng)壯的身體就像那些數(shù)以百萬計的中國農(nóng)民的一樣，在過去50

15、年來他一直為他們而奮斗。 [模仿要點(diǎn)] 句子結(jié)構(gòu)： 主句，+ 介詞+which 引導(dǎo)的定語從句 【模仿1】在學(xué)校里，他學(xué)習(xí)許多科目，如中文，數(shù)學(xué)，英語，物理，化學(xué)，計算機(jī)等，其中他最喜歡英語。 _____________________________________________________________________________ 【模仿2】他有許多愛好，如打籃球，讀小說，唱英語歌曲，集郵，他最喜歡收集郵票。 _____________________________________________________________________________

16、2．【原句】Dr Yuan Longping grows what is called super hybrid rice.袁隆平博士種植被稱之為高產(chǎn)量的雜交水稻。 [模仿要點(diǎn)] 句子結(jié)構(gòu)：主句+what/whatever 引導(dǎo)的賓語從句 【模仿1】學(xué)生喜歡生活中如何新的東西。 _____________________________________________________________________________ 【模仿2】通過考試，學(xué)生可以了解他們的弱點(diǎn)從而更加努力學(xué)習(xí)。 _____________________________________________

17、________________________________ 3. 【原句】Born into a poor farmer’s family in 1930, Dr Yuan graduated from Southwest Agricultural College in 1953. 1930年出生于一個貧窮的農(nóng)民家庭，，袁博士于1953年畢業(yè)于西南農(nóng)業(yè)大學(xué)。 [模仿要點(diǎn)] 句子結(jié)構(gòu)： 過去分詞作狀語，+ 主句 【模仿1】配備了電子詞典，學(xué)生覺得學(xué)習(xí)英語更容易和更方便了。 ______________________________________________________

18、_______________________ 【模仿2】位于城市的中心地帶，這座公園給市民帶來很多享受。 _____________________________________________________________________________ Language points 1. Dr Yuan grows what is called super hybrid rice. 袁博士種植了被人稱作超級雜交水稻的稻谷。 what=the thing(s) that This special strain of rice makes it possible

19、to produce one-third more of the crop in the same fields. 這種特殊的稻種使得同樣的田地多收獲三分之一的產(chǎn)量。 it 在句中作形式賓語,真正的賓語為to produce...,結(jié)構(gòu)為:動詞（make,feel,think,regard...）+it +adj.+ to do。 We think it important to learn English well. 2.Since then,he has devoted his life to finding ways to grow more and more rice.

20、 從那以后,他就把畢生精力投入到水稻高產(chǎn)的研究中。 devote oneself to+n./doing 獻(xiàn)身于,致力于 注意:to 為介詞,后面接v.-ing。類似的短語還有l(wèi)ook forward to,listen to,get to,reply to,apologize to,belong to,agree to等等。 3. Dr Yuan searched for a way to increase rice harvest without expanding the area of fields. 袁博士尋求一種在不擴(kuò)大種植面積的情況下提高水稻產(chǎn)量的方法。 注意:

21、search強(qiáng)調(diào)搜查,一般表示目標(biāo)明確范圍較小。search sb.搜身;search some place 搜查某地search for 強(qiáng)調(diào)尋找,一般表示范圍較大。 search for sb.尋找某人 The police searched the woods for the lost child. 警察在樹林里尋找失蹤的小孩。 Scientists are still searching for a cure to the common cold. 科學(xué)家們?nèi)匀辉趯ふ移胀ǜ忻暗闹委煼椒ā? 4. Thanks to his research, the UN is

22、trying to rid the world of hunger. 由于他的研究,聯(lián)合國正在努力清除世界饑餓。 thanks to=because of;owing to  Thanks to your support,we won the game. 由于你的支持,我們贏得了比賽。 5. Using his hybrid rice farmers are producing harvests twice as large as before. 用他的雜交水稻種子,農(nóng)民們種出比以前多一倍的糧食。 倍數(shù)詞（twice/half/three times/a quart

23、er,etc.）+as + 形容詞原級 +as...表示“是……的多少倍”。 The number of the students in our school is twice as large as that in their school. 我們學(xué)校學(xué)生的數(shù)量是他們學(xué)校的兩倍。 6. However, he cares little about spending the money on himself or leading a comfortable life. 但是他很少想到要把錢花在自己的身上,或享受舒適的生活。 lead a...life 過……生活。英語中少數(shù)

24、動詞,包括一些不及物動詞的賓語可能是與它同源的名詞類似的短語動詞有:die a...death,smile a...smile,dream a...dream,live a...life,sigh a...sigh,etc.。 care (little/much) about:be concerned about“關(guān)心,介意”,后面跟從句時,about常省略。 care for:look after 照料;like or want 想要,喜歡 Albert Einstein didn’t care much about what to wear. Would you help

25、to care for my pet while I am away? 7. Dr Yuan is more a farmer than a scientist. 與其說袁博士是一個科學(xué)家不如說他是一個農(nóng)民。 be more than=not only 不僅僅,超過 Learning is more than reading. be more +A +than +B 與其說是B還倒不如說是A He is more an ordinary person than a leader. Nothing is impossible to a willing h

26、eart! Wish all of you great progress! 答案 Keys: 1). to tell 2). to admit Keys: 1). We consider it our duty to support good leaders. 2). I remember I made it clear to you that I was not coming. 課文要點(diǎn) 答案: 1.Super Hybrid Rice 2.struggled 3.decade 4.hunger 5.Therefore 6. ri

27、d 7.expanding 8.export 9. to 10.throughout 答案：Yuan Longping, one of China’s most famous scientists, has made great achievements in ridding the world of hunger by growing super hybrid rice . However, he cares little about fame and money and enjoys leading a poor life. 好句式仿寫 答案： 1.At sch

28、ool, he studies many subjects, such as Chinese, Maths, English, Physics, Chemistry, Computer and so on, of which he likes English best. 2. 答案：He has various of hobbies, such as playing basketball, reading novels, singing English songs, collecting stamps, of which he likes collecting stamps best.

29、 3. 答案：Students enjoy whatever is new in their life. 4．答案：Through exams, students will learn what their weak points are and then study even harder. 5. 答案：Equipped with electronic dictionaries, students find learning English much easier and more convenient. 6. 答案：Located in the centre of the city, the park provides much enjoyment to the citizens. 8