高中英語(yǔ)人教版必修四Unit2WorkingthelandLanguagepoints教案系列三

1、專業(yè)文檔unit2 working the landlanguage points教案teaching goals 教學(xué)目標(biāo)1. target language 目標(biāo)語(yǔ)言a. 詞匯和短語(yǔ)sunburnt, struggle, decade, super, output, crop, hunger, disturbing, expand, vietnam, circulate, satisfied, freedomb. 重點(diǎn)句子thanks to his research, the un has more tools in the battle to rid the world of hunge

2、r.2. ability goals 能力目標(biāo)enable ss to learn language points of the passage.3. learning ability goals 學(xué)能目標(biāo)help ss learn language points.teaching important points 教學(xué)重點(diǎn)a. help to comprehend the text and grasp the language points.b. grasp the usage of some words and expressions.teaching difficult points 教

3、學(xué)難點(diǎn)help students really master the usage of words and expressions.teaching methods 教學(xué)方法talking, questioning-and-answering activity.teaching aids 教具準(zhǔn)備a computer.teaching procedures & ways 教學(xué)過(guò)程與方式steplanguage points1. for whom he has struggled for the past five decades. struggle vi. 搏斗, 掙扎, 努力, 拼搏

4、e.g. they were struggling to get out the burning car. 他們掙扎著從燒著的車(chē)?yán)锿馀馈he struggled up the stairs with her heavy bags. 她提著沉重的行李艱難地走上樓梯。struggle n. 努力, 拼搏e.g. we should all believe in ourselves in the struggle of life. marys struggle with the disease lasted ten years. 搭配 struggle against/with 與斗爭(zhēng)strug

5、gle for sth. 為爭(zhēng)取而奮斗/斗爭(zhēng)struggle to do sth. 努力做某事 根據(jù)括號(hào)內(nèi)的漢語(yǔ)提示補(bǔ)全句子。1) we should be brave to _ (同做斗爭(zhēng)) the difficulty. 2) the _ (斗爭(zhēng)) for independence was long and hard. 3) three brothers _ (為爭(zhēng)取而斗爭(zhēng)) the possession of a jewelry box.2. thanks to his research, the un has more tools in the battle to rid the wo

6、rld of hunger. 1) thanks to 表示“幸虧, 多虧”多用于表達(dá)正面意思, 相當(dāng)于感謝, 在句中作狀語(yǔ)和表語(yǔ)。 e.g. thanks to your help, much trouble was saved. 多虧你的幫助, 減少了許多麻煩。 2) rid of 用法 the man rid himself of debt. it is very hard for the people to rid the earth of pollution. rid . of 意為“_”，此時(shí)，rid作_詞，rid oneself of sb. / sth. 意為“擺脫，從中解脫”

7、 will science finally rid us of this disease? rid sb. / sth. of sb. / sth. 意為“去除，清除”注意 rid還可以作名詞, 構(gòu)成短語(yǔ)get rid of, “擺脫掉、除掉、處理掉”。如:its easy to get into the habit of taking drugs but hard to get rid of it. we cant get rid of war until we get rid of the causes of war. 完成句子，使其與所給的句子意思相同或相近。1) it is not e

8、asy for him to get rid of the bad habit. it is hard for him to _ _ _ the bad habit.2) he plans to give up smoking in two months. he plans to _ _ _ smoking in two months.3. he would much rather keep time for his hobbies.閱讀下列句子, 試著歸納would rather的意思及用法。1) i think at the beginning wed rather have some f

9、airly quiet and peacefulmusic.2) most young people would rather not listen to the beijing opera. 3) would you rather stay here or go home? 歸納 would rather意為 _, 其后接動(dòng)詞原形。拓展would rather . than . 意為“寧愿而不愿”。如：jack would rather buy a bike than a motorbike. 翻譯下列句子。1) 她寧愿死也不愿意投降。2) 我寧愿你現(xiàn)在回家。3) 我寧愿你昨天沒(méi)做那件事情。

10、4. he therefore gives millions of yuan to equip others for their research in agriculture. 考點(diǎn) therefore adv. 因此；所以；因而，表示因果關(guān)系。考例 progress so far has been very good. _, we are sure that the project will be completed on time.a. however b. otherwise c. therefore d. besides 點(diǎn)撥 題意是“至今情況進(jìn)展良好，因此我們確信能按時(shí)完成這項(xiàng)工程

11、?！?前后兩句為因果關(guān)系，故選therefore；however然而，可是；otherwise否則，要不然，二者均表示轉(zhuǎn)折關(guān)系；besides而且，也不符合題意。5. what do you think would happen if tomorrow there was suddenly no rice to eat? 點(diǎn)撥 本句中使用了插入語(yǔ)do you think。插入語(yǔ)經(jīng)常插到一個(gè)語(yǔ)法結(jié)構(gòu)完整的句子里去，對(duì)句子的內(nèi)容作一些附加說(shuō)明，有時(shí)表示說(shuō)話者的態(tài)度和看法等，它不和句子的成分發(fā)生結(jié)構(gòu)上的關(guān)聯(lián)，常置于句首、句中或句末。把插入語(yǔ)去掉之后，句子的結(jié)構(gòu)和語(yǔ)義還是完整的。 拓展常用于插入語(yǔ)的動(dòng)

12、詞有suppose, know, hope, believe, guess, find, say等。如：you came by air, i suppose.用作插入語(yǔ)的主要有：副詞、形容詞、介詞短語(yǔ)、不定式、動(dòng)詞-ing形式短語(yǔ)和分句。如：two middle-aged passengers fell into the sea. unfortunately, neither of them could swim.if she ran towards it, it might attack her. worse still, it could even carry off the baby i

13、n its mouth.your performance in the driving test didnt reach the required standard in other words, you failed.to be frank with you, i have no money on me. judging from what he said to me today, his minds made up.it is so nice to hear from her. believe it or not, we last met more than thirty years ag

14、o.仿寫(xiě) _ _ (令我驚訝的是, 他說(shuō)的話和所做的事沒(méi)有任何關(guān)系。)從a、b、c、d四個(gè)選項(xiàng)中選出最佳選項(xiàng)。 what fruit is in season now? pears and apples, _. a. i know b. i think c. i see d. i feel have you got any particular plans for the coming holiday? yes, _, im going to visit some homes for the old in the city. a. if ever b. if busy c. if anythi

15、ng d. if possible6. although he is one of chinas most famous scientists, yuan longping considers himself a farmer, for he works the land to do his research. 分析 本句是一個(gè)主從復(fù)合句。 主句是yuan longping considers himself a farmer; although 引導(dǎo)讓步 狀語(yǔ)從句; for在此是連詞; 表示原因。 句意 盡管是中國(guó)最著名的科學(xué)家之一，袁隆平仍然認(rèn)為自己是個(gè)農(nóng)民，因?yàn)樗谔镩g耕作，進(jìn)行科學(xué)研究

16、。仿寫(xiě) 盡管我弟弟學(xué)習(xí)刻苦, 但是他考試?yán)鲜遣患案瘢驗(yàn)樗艽中摹?_, he always fails in exams, _.7. in 1973, he became the first agricultural pioneer in the world to grow rice that has a high output.the first . to do sth. 第一個(gè)做。動(dòng)詞不定式(to grow rice) 作定語(yǔ), 修飾the first agricultural pioneer。the first, the last, the second, the only等短語(yǔ)后多用

17、動(dòng)詞不定式作后置定語(yǔ)。仿寫(xiě) _ 公元950年第一個(gè)到達(dá)新西蘭的旅行者是一個(gè)叫庫(kù)佩的人。 8. yuan longping searched for a way to increase rice harvests without expanding the area of the fields. 分析 本句是一個(gè)簡(jiǎn)單句。 yuan longping searched for a way to increase rice harvests是句子的主干，“without+動(dòng)詞-ing形式短語(yǔ)”在句中作狀語(yǔ)。  句意 袁隆平要在不增加土地面積的基礎(chǔ)上尋求增收稻谷的途徑。仿寫(xiě) 她不辭

18、而別。she left _.9. these increased harvests mean that 22% of the worlds people are fed from just 7% of the farmland in the world. 分析 本句是一個(gè)主從復(fù)合句。 主句是these increased harvests mean, increased為過(guò)去分詞作定語(yǔ), 修飾harvests; that引導(dǎo)的是賓語(yǔ)從句。 “分?jǐn)?shù)或百分?jǐn)?shù)+ of +復(fù)數(shù)可數(shù)名詞”結(jié)構(gòu)作主語(yǔ)時(shí), 謂語(yǔ)動(dòng)詞用復(fù)數(shù)形式; “分?jǐn)?shù)或百分?jǐn)?shù)+ of +不可數(shù)名詞”結(jié)構(gòu)作主語(yǔ)時(shí), 謂語(yǔ)動(dòng)詞用單數(shù)

19、形式。從句的主語(yǔ)為22% of the worlds people, 故謂語(yǔ)用are。句意 這一糧食產(chǎn)量的增加意味著僅占世界7%的耕地養(yǎng)活了世界上22%的人口。仿寫(xiě) 收集到的資料表明超過(guò)20%的野生動(dòng)物已經(jīng)在森林里消失。 the collected information shows that more than _ _ in the forest.10. using his hybrid rice, farmers are producing harvests twice as large as before. 英語(yǔ)中的倍數(shù)表達(dá)法共有三種形式: 1) 倍數(shù) + 形容詞/副詞的比較級(jí) + th

20、an. 2) 倍數(shù) + as +形容詞/副詞的原級(jí) + as. 3) 倍數(shù) + the + 名詞+ of. e.g. this building is five times higher than that one._ this building is five times as high as that one._ this building is five times the height of that one. 這座樓是那座樓的五倍高。step exercisesi. 根據(jù)下列各句句意及所給單詞的首字母或漢語(yǔ)提示, 寫(xiě)出所缺單詞的正確形式。1. we were all _ (曬黑的) from a day on the beach.2. shes s_ to bring up a family alone. 3. the measures will enable us to increase our o_ of bicycles soon. 4. he was down with the flu, and _ (因此) couldnt come to the party.5. the d_ problem has been making him hard to sleep every night. 6