高中英語選修unit vocabulary and expressions 學案導學doc

1、選修8 Unit 5 Meeting your ancestors （原創(chuàng)） 山東寧陽二中 張清勇Period I vocabulary and expressions學案導學Learning aims:1. Master the new words and expressions. 2. Understand and use important language points freelyLearning important and difficult points: alternative accuracy interrupt assume regardless sharpen ample

2、 primitive preserve botanical analysis specific specifically category significance somehow systematic yogurtradioactive radioactivity applaud accelerate arrest relief division patient skilful punctuation regardless of cut up look aheadLearning methods: 1.Teacher acts as a director,while students are

3、 the master of class.2.Students work alone,together to make a thorough enquiry with oneself,each other and teacher.(三探一練-四步教學法)Learning procedure:STEP I. Preparing for the lesson before class by oneself.1.可能的選擇 _ 2.試探性的，不確定的 _3.精確;準確 _ 4.打斷；打岔 _5.假定;設想 _ 6.不管；不顧 _7.厘米 _ 8.鋒利；尖銳 _9.充足的 _ 10.原始的 _11.保

4、存 _ 12.植物學 _13.分析 _ 14.確切的；特定的 _15.種類；類別 _ 16.意義；重要性 _17.有系統(tǒng)的 _ 18.鼓掌歡迎 _19.加速;促進 _ 20.逮捕；拘留 _21.暈眩的 _ 22.減輕；解除 _ 23.分配;劃分 _ 24.喜愛 _25.耐心的,忍耐的_ 26.有技巧的 _27.標點符號 _STEP 2. Pronunciation correcting Read after the teacher or the tape twice. Then the teacher asks the students to read words by themselves.

5、STEP3. Skills in memorizing the new words and make a thorough enquiry (students work together.)(1).Listening to the teacher analyses the structure and usage of the new words briefly.(Students and teacher work together to make a thorough enquiry.)(2).Make a thorough enquiry to important and difficult

6、 points with the teacher.1. Can you think of alternatives we would use today?你能想出我們今天會用到哪一種嗎？【例證分析】alternative n.選擇對象 have no alternative but to do sth.:只能做某事We have no alternative but to go on.除了繼續(xù)下去,我們沒有選擇的余地。There was no other alternative but to fight till the victory.除了戰(zhàn)斗直到勝利,別無選擇。【合作探究】我沒有錢，所以，

7、我沒有選擇，只好呆在家里。I had no money, so I _.這條路被堵塞了，我們不得不走另一條路。The way was blocked, so we had to go by _.【思維拓展】alternative n.C可能的選擇，可能性之一。近義詞，choice。adj. 選擇性的, 二中擇一的另一種方式：alternative means; 另擇群體:the alternative society這條路被堵塞了，我們不得不走另一條路。The way was blocked, so we had to go by _.alternative v.交替；輪流 alternati

8、vely adv.交替地，作為另一種選擇的【實戰(zhàn)演練】In this school, the students have three_courses,and seven_ courses.A. required; alternative B. Requiring; alternativeC. required; alternate D. Requiring; alternate2. Try a tentative guess about what Peking Man might have done and used thousands of years ago.暫且猜猜幾千年前“北京人”可能

9、做的事情和用的東西?！纠C分析】tentative adj. 試驗性的, 試探的, 嘗試的, 暫定的，在句中作前置定語和表語。a tentative schedule. 是個試驗性的計劃【合作探究】We have _to meet next month. 我們暫約定下月見。我只能給出一個不確切的意見。_我的看法僅作嘗試。_思維拓展作嘗試性的出價、建議：make a tentative offer ;獲得暫時的結論：come to a tentative conclusion3. I am sorry to interrupt you but how could he live here? 對不

10、起，打斷一下，但是，他們是如何生活在一起的呢？【例證分析】interrupt v中斷，打擾，打斷，插嘴Rain interrupted our baseball game.下雨中斷了我們的捧球比賽。The baby interrupted me while I was on the phone.我在打電話時，嬰兒干擾了我。Traffic in the city was interrupted by a snowstorm. 市內交通被暴風雪所阻斷。It is rude to interrupt.打斷別人的話，是不禮貌的?！癉on't interrupt,”he said. 他說：“別插

11、嘴”?！竞献魈骄俊克袛啻髮W學業(yè)到軍隊去服役。_我忙的時候，請不要來打擾我。 _在別人講話的時候插嘴是不禮貌的。 _你繼續(xù)講下去，我不想打斷你說話。 _【思維拓展】interrupt sb/sth with sth. 用打擾/打斷interrupter n.造成中斷或中止的人或事物interruption n.U中斷、中止 C阻礙物，障礙物4. So it is reasonable to assume they lived in these caves, regardless of the cold.因此，我們假想他們不顧寒冷而住在這些山洞里是合情合理的?！纠C分析】assume v.假定，

12、以為；裝作，擔任，承擔。后多跟賓語；賓語+to be +n./adj或that 從句。I assume you always get up at the same time.我想你總是在同一個時間起床。【合作探究】我假定那是錯誤的。_我來承擔責任。_他裝出國外腔調，但我們仍聽出來了。_我想是這樣的。_【思維拓展】 suppose 近似于think,但含有不確切之意，比think 缺少根據(jù) guess 憑想象加以猜測 imagine 想象fancy 憑空想象【例證分析】 regardless adj.（與of連用）不管的；不顧的He says what he thinks, regardless

13、 of other people's feelings.他怎么想就怎么說，不考慮別人的情緒。regardless of 不注意、不顧、不管【合作探究】他不注意自己的外表。_他不顧危險地去了。_【思維拓展】近義詞/短語：disregarding /in spite of 三者意義和用法相同，區(qū)別不大。regardless adv.無論如何；不管；不顧I must make the decision regardless.不管怎樣我得做決定。 regardlessness n. 不注意?！緦崙?zhàn)演練】I assumed him to be able to read. Which of the

14、 following words can replace the word “assume”?A. considered B. found C. proved D. promised5. It seems that they might have used sharpened stone tools to cut up the animals and remove their skin. 看起來他們可能是用尖銳的石器切開動物，把他們的皮剝下來?！纠C分析】sharpen v.使變得鋒利；變得清晰;變得尖銳，變得刺耳?！竞献魈骄俊克谙縻U筆。_隨著天色轉亮，樹的輪廓也變得清晰了。_他在變得不耐

15、煩時，說話的聲音也變尖了。_思維拓展sharp adj.1)銳利的， 鋒利的，尖的a sharp knife鋒利的小刀a needle with a sharp point針頭尖利的針2)思維敏捷的；目光敏銳的； 聽覺靈敏的sharp eyes靈敏的眼睛The famous writer is still sharp in thought though he has attained the age of ninety-two.這位著名作家雖已九十二歲高齡,但仍然思維敏捷。sharp adv.1)準時地；整at seven o'clock sharp七點整2)突然地，急劇地turn s

16、harp to the left猛然向左轉【合作探究】cut up 切碎；使傷心，嚴厲批評彼得，為何不把蔬菜切碎呢？_-愛麗絲丟了錢，她傷心極了。_紅軍很快摧毀了敵軍?！舅季S拓展】由cut 組成的常用詞組：cut off 切斷；剪掉cut down vt.砍伐;削減cut in 打斷 Don't cut in while I'm talking. 我說話時別插嘴。6.-Did early people really care about their appearance like we do?-Yes and so well preserved. 早期人類也象我們一樣講究外表嗎

17、？ 是的，還保存得很好呢。【例證分析】preserve v.保護、維持、保存You can preserve meat or fish in salt. 你可以用鹽保存肉或魚。It is one of the duties of the police to preserve public order.警察的職責之一是維持公共秩序?！竞献魈骄俊烤炀S持著街道的秩序。_鹽腌制著食物以免變質。_這個花瓶保存得完好無損。_思維拓展preservable adj.可保存的 preservation n.保存 preserver n.保護者，保存者辨析：preserve v.保護、維持、保存conserv

18、e v.保存、保護（強調珍惜）reserve v.指意見、看法的保留；或座位的預定【實戰(zhàn)演練】In spite of failing to save every endangered species, we may preserve the majority_ extinction.A. against B. with C. beyond D. from7. As his university was aware of the significance of his work他在大學時代就意識到工作的重要性?！竞献魈骄俊縮ignificance n.意義，重要性。無關緊要的事情_重大的演講_-

19、含義深刻的一瞥_這是具有重要意義的一件事情。_【思維拓展】significant adj.有特殊意義的，重大的 a significant speech 意味深長的講話significantly adv.有意義地，重要地辨析：importance ,consequence and significanceimportance: 一般用語，著重指本身具有重大價值、意義、影響等。例如：news of great importanceconsequence 側重指具有或可能有重要或深遠的后果。例如：You must be ready to take the consequence.你必須準備自食其果

20、。significance 指馬上顯示其特殊重要意義。例如：an event of significance 重要新聞an abstract idea 抽象概念8. Somehow, he cycled thirty miles他設法騎車30英里?！竞献魈骄俊縮omehow adv. 以某種方式，以某種方法；莫明其妙地；不知怎么地他不知道怎么竟迷了路。 _不知怎么地，我不喜歡這種方式。_我們必須設法在10點以前趕到哪里。_【習慣用語】somehow or other 不知是什么原因，由于某種原因，以某種方式Somewhat adv.有幾分，略，稍I was somewhat surprised

21、. 我有點驚訝。9. She had felt so proud as the group shouted loudly to applaud his choice.當部落成員為他的選擇大聲喝彩時，他感到很自豪?！竞献魈骄俊縜pplaud v.&n. 拍手喝彩，稱贊，贊同演出結束時，大家都熱烈地鼓掌。_我贊成你的決定。_-我們稱贊他的勇敢。_【思維拓展】applaud sb/sth.為某人/某事鼓掌applaud ones decision 贊成決定applause n.鼓掌歡迎，熱情稱贊【同義辨析】applaud和cheer共有的中心意思是“以聽得見的方式，尤指以鼓掌來表示贊許或鼓勵

22、”：We applauded at the end of the concert. 我們在音樂會結束時喝彩。The fans cheered when the home team scored; 球迷當主隊得分時歡呼。 10. Lala accelerated her walk up the path to the caves fearing that there might be wild animals lying in wait for her.拉拉加快了去往山洞的步伐，擔心會有野獸躺在路邊等著她。【合作探究】accelerate v.加速，促進加速_他決定增加廣告的數(shù)量。_這是一種用以

23、加大火勢的物質。_11. She had almost reached her destination when a delicious smell arrested her progress and she stopped.快到目的地的時候，一陣香氣撲鼻，她不往前走了，停了下來?！竞献魈骄俊縟estination n.目的地到達目的地_東京是我們最終的目的地。_我們花了一整天，才到達目的地。_arrest v. 吸引注意力，阻止，妨礙The criminal was arrested yesterday. 罪犯昨天被捕了。止血_惹人注目_警察逮捕了小偷。_花的艷麗色彩引起了蘇珊的主意。_【實

24、戰(zhàn)演練】The agent was_for carrying a false passport.A. arrested B. accused C. charged D. suspected12. Lala smiled with relief.拉拉輕松地笑了?！竞献魈骄俊縭elief n.減輕，解除I felt great relief when I heard I had passed the examination.聽說我已經(jīng)通過了考試，感到輕松多了。這種藥可以減輕一些痛苦。_我最慶幸的是沒有遲到。_見到你在這兒，也就放心了。_【思維拓展】bring /seek/find/give/fee

25、l relief 帶來/尋求/得到/予以/感到解脫relief road 備用車道relief map 地形圖relieve v. relieve ones feelings 發(fā)泄感情【實戰(zhàn)演練】Hearing the news that her son was found, she breathed a sigh of_.A. excitement B. joy C. relief D. beliefSTEP 4. Consolidation of the words and expressions to do the synchronous exercises.STEP 5. Homewo

26、rk 1. Learn all the words and expressions by heart. 2. Preview the text and finish discovering useful words and expressions.參考答案;1. had no alternative but to stay at homealternative road A2. made a tentative arrangement I can only give a tentative opinion。 My opinion is only tentative. 3. He interru

27、pted college to serve in the army. Dont interrupt me when I am busy. It is not polite to interrupt when someone is talking. Go on, I dont want to interrupt.4. I assume it to be wrong. I assumed the responsibility. She assumed a foreign accent, but I still recognized her. I assume that it is so.He is regardless of his appearance.He went regardless of the risk. A5. She is sharpening a pencil.The outline of the trees sharpened as it grew lighter.His voice sharpened as he became impatient.Peter, why not cut up vegetables?Alice was badly cut up by losing the money.The Red Army soon cut up the e