投影上海市的衛(wèi)星城鎮(zhèn)建設(shè)、交通改善圖以及住房圖等,探討上海為解決城市化的問題做了哪些方面的工作?進(jìn)一步引導(dǎo)思考總結(jié)對于城市化帶來的問題,除了上海市的做法,你還有什么想法?◆設(shè)計(jì)意圖:借上海的例子一方面引導(dǎo)學(xué)生解決問題的思路,讓學(xué)生自己掌握城市化問題及措施,活躍思維;另一方面幫助學(xué)生樹立學(xué)習(xí)優(yōu)秀的意識;4.活動設(shè)計(jì).未來展望——生態(tài)城市課本38頁的活動,結(jié)合合肥市環(huán)城公園,解釋生態(tài)城市?!粼O(shè)計(jì)意圖:進(jìn)一步讓學(xué)生認(rèn)識到人地協(xié)調(diào)的重要性,牢固樹立可持續(xù)發(fā)展的觀念。5.活動設(shè)計(jì)分析南京的城市化過程中存在哪些問題,除了共性外,還有沒有自己的個(gè)性問題?對于問題展開討論,并提出相應(yīng)的解決措施。◆設(shè)計(jì)意圖:結(jié)合身邊的地理,落實(shí)鄉(xiāng)土地理的教育,激發(fā)學(xué)生熱愛家鄉(xiāng),從身邊的環(huán)境小事做起,落實(shí)環(huán)境教育。
b.基于對農(nóng)民工現(xiàn)象的認(rèn)識以及資料2的分析,請同學(xué)辨證的分析出這一現(xiàn)象的利弊——分析問題,當(dāng)然,這一部分內(nèi)容還是要以學(xué)生自主學(xué)習(xí)、合作學(xué)習(xí)為主,但教師要給予一定的引導(dǎo)。c.最后,請同學(xué)討論,提出自己的意見和建議,應(yīng)該怎樣解決農(nóng)民工所面臨的問題——解決問題。這一部分要求學(xué)生提出自己的見解,不局限于書本,發(fā)揮自身的創(chuàng)造性思維。3.課堂小結(jié):本節(jié)課作為問題研究課程,探討了我國現(xiàn)階段的農(nóng)民工現(xiàn)象,了解了農(nóng)民工生存的環(huán)境,以及體會了解決農(nóng)民工問題的必要性和重要性,并通過合作探討,得出了一些列解決的方案。著重培養(yǎng)大家對于問題的綜合分析能力。增加大家對農(nóng)民工現(xiàn)象的感性認(rèn)識,希望大家運(yùn)用所學(xué)知識關(guān)心現(xiàn)實(shí)社會中的問題,增強(qiáng)社會責(zé)任感,學(xué)以致用。
環(huán)節(jié)四 課堂小結(jié) 鞏固知識本節(jié)課我采用線索性的板書,整個(gè)知識結(jié)構(gòu)一目了然,為了充分發(fā)揮學(xué)生在課堂的主體地位,我將課堂小結(jié)交由學(xué)生完成,請學(xué)生根據(jù)課堂學(xué)習(xí)的內(nèi)容,結(jié)合我的板書設(shè)計(jì)來進(jìn)行小結(jié),以此來幫助教師在第一時(shí)間掌握學(xué)生學(xué)習(xí)信息的反饋,同時(shí)培養(yǎng)學(xué)生歸納分析能力、概括能力。環(huán)節(jié)五 情景回歸,情感升華我的實(shí)習(xí)指導(dǎo)老師告訴過我們,政治這一門學(xué)科要從生活中來到生活去,所以在課堂的最后以中菲黃巖島事件為材料背景,引導(dǎo)同學(xué)們思考:作為一名愛國青年請就如何解決這一問題向政府提出自己的建議和意見。以此培養(yǎng)學(xué)生對理論的實(shí)際運(yùn)用能力,同時(shí)檢驗(yàn)他們對知識的真正掌握情況,以此達(dá)到情感的升華,本節(jié)課,我根據(jù)建構(gòu)主義理論,強(qiáng)調(diào)學(xué)生是學(xué)習(xí)的中心,學(xué)生是知識意義的主動建構(gòu)者,是信息加工的主體,要強(qiáng)調(diào)學(xué)生在課堂中的參與性、以及探究性,不僅讓他們懂得知識,更讓他們相信知識,并且將知識融入到實(shí)踐當(dāng)中去,最終達(dá)到知、情、意、行的統(tǒng)一。
觀點(diǎn)一:沒有無義務(wù)的權(quán)利,也沒有無權(quán)利的義務(wù);觀點(diǎn)二權(quán)利與義務(wù)是完全對等的。根據(jù)學(xué)生的回答,教師點(diǎn)撥歸納,一般來說,權(quán)利與義務(wù)是對等的,因?yàn)闆]有義務(wù)的權(quán)利只能是特權(quán),而沒有權(quán)利的義務(wù)只能是奴役,只有將權(quán)利與義務(wù)有機(jī)結(jié)合起來,才能構(gòu)成一個(gè)符合社會發(fā)展要求的公民社會,在討論和思考中,使學(xué)生樹立正確的觀點(diǎn),引導(dǎo)學(xué)生多方面、多角度地辯證認(rèn)識權(quán)利與義務(wù)的關(guān)系。(3)個(gè)人利益和國家利益相結(jié)合的原則。引出汶川大地震中一些先進(jìn)人物事跡,但另外也有一些人發(fā)國難財(cái)?shù)娜耍绾谛拿奘录?,針對上述材料,請同學(xué)們談?wù)勛约旱目捶?。引?dǎo)學(xué)生理解國家和公民個(gè)人利益在根本上是一致的,當(dāng)個(gè)人利益與國家利益發(fā)生矛盾時(shí),個(gè)人利益要服從國家利益。通過案例分析,培養(yǎng)學(xué)生獲取信息的能力,自主學(xué)習(xí)的能力以及全面看問題的能力,再結(jié)合教師的講授,給學(xué)生一種茅塞頓開的感覺。
環(huán)節(jié)四 課堂小結(jié) 鞏固知識 本節(jié)課我采用線索性的板書,整個(gè)知識結(jié)構(gòu)一目了然,為了充分發(fā)揮學(xué)生在課堂的主體地位,我將課堂小結(jié)交由學(xué)生完成,請學(xué)生根據(jù)課堂學(xué)習(xí)的內(nèi)容,結(jié)合我的板書設(shè)計(jì)來進(jìn)行小結(jié),以此來幫助教師在第一時(shí)間掌握學(xué)生學(xué)習(xí)信息的反饋,同時(shí)培養(yǎng)學(xué)生歸納分析能力、概括能力。環(huán)節(jié)五 情景回歸,情感升華我的實(shí)習(xí)指導(dǎo)老師告訴過我們,政治這一門學(xué)科要從生活中來到生活去,所以在課堂的最后布置課外作業(yè),以此培養(yǎng)學(xué)生對理論的實(shí)際運(yùn)用能力,同時(shí)檢驗(yàn)他們對知識的真正掌握情況,以此達(dá)到情感的升華,本節(jié)課,我根據(jù)建構(gòu)主義理論,強(qiáng)調(diào)學(xué)生是學(xué)習(xí)的中心,學(xué)生是知識意義的主動建構(gòu)者,是信息加工的主體,要強(qiáng)調(diào)學(xué)生在課堂中的參與性、以及探究性,不僅讓他們懂得知識,更讓他們相信知識,并且將知識融入到實(shí)踐當(dāng)中去,最終達(dá)到知、情、意、行的統(tǒng)一。
環(huán)節(jié)四 課堂小結(jié) 鞏固知識本節(jié)課我采用線索性的板書,整個(gè)知識結(jié)構(gòu)一目了然,為了充分發(fā)揮學(xué)生在課堂的主體地位,我將課堂小結(jié)交由學(xué)生完成,請學(xué)生根據(jù)課堂學(xué)習(xí)的內(nèi)容,結(jié)合我的板書設(shè)計(jì)來進(jìn)行小結(jié),以此來幫助教師在第一時(shí)間掌握學(xué)生學(xué)習(xí)信息的反饋,同時(shí)培養(yǎng)學(xué)生歸納分析能力、概括能力。環(huán)節(jié)五 情景回歸,情感升華我的實(shí)習(xí)指導(dǎo)老師告訴過我們,政治這一門學(xué)科要從生活中來到生活去,所以在課堂的最后布置課外作業(yè),以此培養(yǎng)學(xué)生對理論的實(shí)際運(yùn)用能力,同時(shí)檢驗(yàn)他們對知識的真正掌握情況,以此達(dá)到情感的升華,本節(jié)課,我根據(jù)建構(gòu)主義理論,強(qiáng)調(diào)學(xué)生是學(xué)習(xí)的中心,學(xué)生是知識意義的主動建構(gòu)者,是信息加工的主體,要強(qiáng)調(diào)學(xué)生在課堂中的參與性、以及探究性,不僅讓他們懂得知識,更讓他們相信知識,并且將知識融入到實(shí)踐當(dāng)中去,最終達(dá)到知、情、意、行的統(tǒng)一。
◆設(shè)計(jì)意圖:培養(yǎng)學(xué)生獨(dú)立思考、合作學(xué)習(xí)的能力。分別說明市場、交通、勞動力、機(jī)械和政策對農(nóng)業(yè)生產(chǎn)的影響,讓學(xué)生切實(shí)地考慮,拓展學(xué)生思路。教師激發(fā)和維持學(xué)生學(xué)習(xí)動機(jī)、引導(dǎo)學(xué)生、幫助學(xué)生自主發(fā)現(xiàn)、探索知識,達(dá)到鞏固所學(xué)知識,檢驗(yàn)學(xué)生的實(shí)踐應(yīng)用能力。D.分析教材,識別圖片,理解農(nóng)業(yè)地域閱讀、分析教材,看圖識別,研究案例《澳大利亞地混合農(nóng)業(yè)生產(chǎn)》、思考問題、解決問題◆設(shè)計(jì)意圖:圖片展示能清楚直觀地說明問題,通過案例分析,了解澳大利亞的混合農(nóng)業(yè)生產(chǎn),培養(yǎng)學(xué)生獨(dú)立思考問題、解決問題的能力,開拓學(xué)生思路。3.課堂小結(jié):◆設(shè)計(jì)意圖:幫助學(xué)生回顧課堂、鞏固所學(xué)知識。4.反饋練習(xí):◆設(shè)計(jì)意圖:知識與能力強(qiáng)化訓(xùn)練,鞏固本課所學(xué)知識,提高應(yīng)用能力。
第三階段:分班交流論證,歸納整理成文在學(xué)生分組搜集整理資料的基礎(chǔ)之上,我們又以班級為單位由核心組成員組織資料交流并展開討論,共同歸納整理,集體完成《常熟建設(shè)現(xiàn)代農(nóng)業(yè)科技園區(qū)可行性分析調(diào)查表》中的相關(guān)內(nèi)容,交給各自的指導(dǎo)老師修改。第四階段:分片走進(jìn)園區(qū),體驗(yàn)總結(jié)反思我們本著“熟悉家鄉(xiāng)、就近考察”的原則把全年級的學(xué)生分成八組,分別到八個(gè)園區(qū)開展實(shí)地調(diào)查。組織他們聽園區(qū)領(lǐng)導(dǎo)或?qū)I(yè)人員介紹園區(qū)的建設(shè)情況和遠(yuǎn)景規(guī)劃,深入田間地頭和溫室大棚參觀園區(qū)生產(chǎn)裝備和農(nóng)民勞動場景,開展園區(qū)勞動體驗(yàn),與園區(qū)農(nóng)民交談等系列活動。要求大家在體驗(yàn)勞動、收獲快樂的同時(shí),對照《常熟現(xiàn)代化農(nóng)業(yè)園區(qū)建設(shè)和發(fā)展情況調(diào)查表》的內(nèi)容逐一展開討論并認(rèn)真填寫。在此基礎(chǔ)上,我們又要求各片的同學(xué)認(rèn)真反思每個(gè)園區(qū)在發(fā)展過程中還有哪些不夠完美的地方和需要改進(jìn)的建議。
The price is the same as(the price was)before the war.價(jià)格與戰(zhàn)前相同。(4)定語從句中的“關(guān)系代詞+助動詞be”可以省略。The ticket(that/which was)booked by his sister has been sent to him.他妹妹訂的那張票已送到了他那里。Step 5 PracticeActivity 3(1) Guide students to complete the four activities in the Using Structures part of exercise book, in which activities 1 and 2 focus on ellipsis in dialogue answers, activity 3 focus on signs and headlines, two typical situations where ellipsis is used, and activity 4 focus on ellipsis in diary, an informal style.(2) Combine the examples in the above activities, ask students to summarize the omitted situations in groups, and make their own summary into a poster, and post it on the class wall after class to share with the class.(This step should give full play to the subjectivity of students, and teachers should encourage students to conclude different ellipsis phenomena according to their own understanding, they can conclude according to the different parts omitted in the sentence.)Step 6 Homework1. Understand and master the usages of ellipsis;2. Finish the other exercises in Using structures of Workbook.1、通過本節(jié)內(nèi)容學(xué)習(xí),學(xué)生是否理解和掌握省略的用法;2、通過本節(jié)內(nèi)容學(xué)習(xí),學(xué)生能否根據(jù)上下文語境或情景恢復(fù)句子中省略的成分,體會使用省略的效果;3、通過本節(jié)內(nèi)容學(xué)習(xí),學(xué)生能否獨(dú)立完成練習(xí)冊和導(dǎo)學(xué)案中的相關(guān)練習(xí)。
(2)Consolidate key vocabulary.Ask the students to complete the exercises of activity 6 by themselves. Then ask them to check the answers with their partners.(The first language:Damage of the 1906 San Francisco earthquake and fire.A second language: Yunnan - one of the most diverse provinces in China).Step 5 Language points1. The teacher asks the students to read the text carefully, find out the more words and long and difficult sentences in the text and draw lines, understand the use of vocabulary, and analyze the structure of long and difficult sentences.2. The teacher explains and summarizes the usage of core vocabulary and asks the students to take notes.3. The teacher analyzes and explains the long and difficult sentences that the students don't understand, so that the students can understand them better.Step 6 Homework1. Read the text again, in-depth understanding of the text;2. Master the use of core vocabulary and understand the long and difficult sentences.3. Complete relevant exercises in the guide plan.1、通過本節(jié)內(nèi)容學(xué)習(xí),學(xué)生是否理解和掌握閱讀文本中的新詞匯的意義與用法;2、通過本節(jié)內(nèi)容學(xué)習(xí),學(xué)生能否結(jié)合文本特點(diǎn)了解文章的結(jié)構(gòu)和作者的寫作邏輯;3、通過本節(jié)內(nèi)容學(xué)習(xí),學(xué)生能否了解舊金山的城市風(fēng)貌、文化特色,以及加利福尼亞州的歷史,體會多元文化對美國的影響。
Activity 81.Grasp the main idea of the listening.Listen to the tape and answer the following questions:Who are the two speakers in the listening? What is their relationship?What is the main idea of the first part of the listening? How about the second part?2.Complete the passage.Ask the students to quickly review the summaries of the two listening materials in activity 2. Then play the recording for the second time.Ask them to complete the passage and fill in the blanks.3.Play the recording again and ask the students to use the structure diagram to comb the information structure in the listening.(While listening, take notes. Capture key information quickly and accurately.)Step 8 Talking Activity 91.Focus on the listening text.Listen to the students and listen to the tape. Let them understand the attitudes of Wu Yue and Justin in the conversation.How does Wu Yue feel about Chinese minority cultures?What does Justin think of the Miao and Dong cultures?How do you know that?2.learn functional items that express concerns.Ask students to focus on the expressions listed in activity. 3.And try to analyze the meaning they convey, including praise (Super!).Agree (Exactly!)"(You're kidding.!)Tell me more about it. Tell me more about it.For example, "Yeah Sure." "Definitely!" "Certainly!" "No kidding!" "No wonder!" and so on.4.Ask the students to have conversations in small groups, acting as Jsim and his friends.Justin shares his travels in Guizhou with friends and his thoughts;Justin's friends should give appropriate feedback, express their interest in relevant information, and ask for information when necessary.In order to enrich the dialogue, teachers can expand and supplement the introduction of Miao, dong, Lusheng and Dong Dage.After the group practice, the teacher can choose several groups of students to show, and let the rest of the students listen carefully, after listening to the best performance of the group, and give at least two reasons.
該板塊的活動主題是“介紹一個(gè)有顯著文化特征的地方”( Describe a place with distinctive cultural identity)。該板塊通過介紹中國城繼續(xù)聚焦中國文化。本單元主題圖呈現(xiàn)的是舊金山中國城的典型景象, Reading and Thinking部分也提到中國城,為該板塊作鋪墊。介紹中國城的目的主要是體現(xiàn)中國文化與美國多元文化的關(guān)系,它是美國多元文化的重要組成部分。中國城也是海外華人的精神家園和傳播中國文化的重要窗口,外國人在中國城能近距離體驗(yàn)中國文化。1. Read the text to understand the cultural characteristics of Chinatown in San Francisco and the relationship between Chinese culture and American multiculturalism;2. Through reading, learn to comb the main information of the article, understand the author's writing purpose and writing characteristics;3. Learn to give a comprehensive, accurate, and organized description of the city or town you live in;Learn to revise and evaluate your writing.Importance:1. Guide the students to read the introduction of Chinatown in San Francisco and grasp its writing characteristics;2. Guide students to introduce their city or town in a comprehensive, accurate and organized way;3. Learn to comb the main information of the article, understand the author's writing purpose, and master the core vocabulary.
◇小辭典:綠色閱讀隨著知識經(jīng)濟(jì)時(shí)代的到來,全球化信息浪潮正鋪天蓋地席卷而來。尤其足隨著我國加入世貿(mào)組織由夢想變?yōu)楝F(xiàn)實(shí),同國外進(jìn)行頻繁而廣泛的經(jīng)濟(jì)文化交流,在所難免。在大量文化信息面前,就像物質(zhì)生活中倡導(dǎo)綠色食品一樣,對于精神食糧,也應(yīng)該倡導(dǎo)綠色閱讀。綠色閱讀,是一種無污染的有利于人健康文明生活的閱讀。文化就像大自然那種綠色帶給我們永久愉悅一樣,它是高科技競爭中源源不斷地給我們充電的高效營養(yǎng)庫,是一個(gè)沙漠中穿行人身心交瘁時(shí)望到的一片綠洲,是一個(gè)人葆有的、沒有受到任何污染的、永遠(yuǎn)都清如許的“半畝方塘”?!笳n堂練習(xí):在我國,必須大力倡導(dǎo)“愛國守法、明禮誠信、團(tuán)結(jié)友善、勤儉自強(qiáng)、敬業(yè)奉獻(xiàn),的基本道德規(guī)范。這些基本道德規(guī)范()①是我國社會主義文化建設(shè)的重要內(nèi)容②是我國社會主義社會的重要特征③是我國社會主義道德的重要體現(xiàn)④是社會主義經(jīng)濟(jì)建設(shè)的唯一精神動力
商業(yè)活動、人口遷徙、教育活動是文化傳播的主要途徑。隨著科學(xué)技術(shù)的不斷進(jìn)步,文化傳播的手段也越來越多樣,越來越先進(jìn)?,F(xiàn)代文化傳播已經(jīng)不僅限于這些,傳播的媒介越來越多。經(jīng)歷了口語、文字、印刷、電子和網(wǎng)絡(luò)等發(fā)展階段。二、大眾傳媒:現(xiàn)代文化傳播的手段1、 傳媒:傳播的媒介2、 發(fā)展:口語――文字――印刷――電子――網(wǎng)絡(luò)3、 現(xiàn)代傳媒包括:報(bào)刊、廣播、電視、網(wǎng)絡(luò)、雜志、書籍、手機(jī)、電子讀物等各種現(xiàn)代傳媒的作用各具特色,各有優(yōu)點(diǎn)。(學(xué)生討論并暢談各自的優(yōu)缺點(diǎn))歸納:新的傳媒的出現(xiàn),并不意味著舊傳媒的消失,各種傳媒都在文化傳播中發(fā)揮著重要的作用。傳媒的真正開始面向大眾傳遞信息,是以印刷媒體的推廣為標(biāo)志的。如今,依托電子技術(shù)、微電子技術(shù)、光纖通信技術(shù)、網(wǎng)絡(luò)技術(shù)、多媒體技術(shù)等現(xiàn)代信息技術(shù),大眾傳媒能夠最大程度地穿越時(shí)空局限,匯集來自世界各地的信息,日益顯示出文化傳遞、溝通、共享的強(qiáng)大功能,已經(jīng)成為文化傳播的主要手段。
(一)、生活中的文化傳播◇課堂探究:(1)旅游歸來,介紹異國他鄉(xiāng)的風(fēng)俗人情、奇聞趣事;闔家團(tuán)聚,高談闊論各自的所見所聞;獨(dú)居一室,打開收音機(jī)收聽節(jié)目……這些現(xiàn)象具有哪些共同特點(diǎn)?生活中還有哪些現(xiàn)象屬于文化傳播?(2)你能歸納出文化傳播主要有哪幾種方式嗎?◇探究提示:(1)這些現(xiàn)象都屬于文化傳播,通過這些活動傳遞知識、信息、觀念、情感和信仰等。生活中朋友聚會、參加娛樂活動、在家上網(wǎng)看電視等,都屬于文化傳播。(2)文化傳播主要方式有:商業(yè)活動、人口遷徙、教育、文化娛樂活動等。1.文化傳播的含義文化交流的過程,就是文化傳播的過程。那么何為文化傳播?人們通過一定的方式傳遞知識、信息、觀念、情感和信仰,以及與此相關(guān)的所有社會交往活動,都可視為文化傳播。
The listening and speaking part aims at how to protect and help endangered animals by listening, speaking and talking about the facts and reasons. This lesson analyzes the decreasing clause of Tibetan antelope population and the measures of protecting Tibetan antelopes. So students can be guided to learn to analyse the title and use different reading skills or strategies, like scanning, skimming and careful reading.1. Read quickly to get the main ideas and the purpose of going to Tibetan; read carefully to understand what the author see and think.2. Understand the sentences of the present continuous passive voice such as “Much is being done to protect wildlife.” and the inverted sentence “Only when we learn to exist in harmony with nature can we stop being a threat to wildlife and to our planet.”3. Enhance the awareness of protecting wildlife.4. Cultivate the reading methods according to different materials.1. Read quickly to get the main ideas and the purpose of going to Tibetan; read carefully to understand what the author see and think.2. Understand the sentences of the present continuous passive voice such as “Much is being done to protect wildlife.” and the inverted sentence “Only when we learn to exist in harmony with nature can we stop being a threat to wildlife and to our planet.”3. Cultivate the reading methods according to different materials.Step 1 Leading-inWatch a video about elephants and whales and then ask:Why are they endangered ? They are killed/hunted
This lesson is about wildlife protection. The listening and speaking is about “How to protect endangered wildlife ?” Faced with the facts and numbers of wildlife loss, people begin to detect the reasons, then people such as the celebrities (Prince William and Yao Ming) are calling on to protect them. So students are guided to enhance the awareness of protecting wildlife and try to take part in some volunteer activities of protecting wildlife.1. Predict the content by using visuals. 2. Learn to use the sentences such as “I’m concerned about.... But now they are in danger. I want to know the reasons/why./ What can we do to protect them ?3. Learn from the stars like Prince William and Yao Ming and enhance the awareness of protecting wildlife.4. Guide students to try to put forward the solutions to the problems of wildlife protection and then discuss them with partners and present the results of discussion.5. Master the pronunciation of stressed syllables.1. Learn from the stars like Prince William and Yao Ming and enhance the awareness of protecting wildlife.2. Guide students to try to put forward the solutions to the problems of wildlife protection and then discuss them with partners and present the results of discussion.3. Learn to use the sentences such as “I’m concerned about.... But now they are in danger. I want to know the reasons/why./ What can we do to protect them ?4. Master the pronunciation of stressed syllables.Part A Listening and Speaking--- How to save endangered wildlifeStep 1 Lead in1. Point at the pictures on P14 and ask Q1: What message do these posters share?
This lesson aims at making a poster about protecting wildlife after reading some posters. During reading students are guided to understand the content and try to summarize the posters with one sentence. Then students are guided to try to make a poster about protecting wildlife.1. Read the two posters and try to understand the summary sentences.2. Look at the two posters and try to understand what emotions they express.3. Try to summarize the features of posters4. Try to make a poster about wildlife.1. Look at the two posters and try to understand what emotions they express.2. Try to summarize the features of posters3. Try to make a poster about wildlife.Step 1 Lead inLook at the the posters on the textbook and ask:Which emotions do the posters communicate ?Step 2 Read the poster and answer the questions.1. What do you think of the animals in the poster on the left ?I think it is frightening and ugly.2. Why do we should protect the ugly animals ?All species--the good, the bad, and the ugly-- should be treated equally.The world needs all kinds--without variety, our planet cannot survive.3. Why are billions of trees being cut down every year ?To make paper for humans.4. What result will be lead to after the trees are cut down ?A lost of animal homes are being destroyed./The habitat of wildlife is being destroyed.Step 3 Find the feature of posters1. What does each poster use to stir up emotions ?On the left, it makes us a little frightened and it looks a little ugly, but it can activate our curiosity--What is it? And What is wrong with it?On the right, it makes us feel a little sad and want to protect them.
2.表示現(xiàn)階段正在進(jìn)行的被動動作(該動作在說話的瞬間未必正在進(jìn)行)。Many interesting experiments are being carried out these days.(說話時(shí),并不一定正在進(jìn)行)3.表示一種經(jīng)常性的被動行為,常和always,constantly 等表示頻度的副詞連用,這種用法常常帶有贊揚(yáng)或厭惡的感情色彩。He is always being praised by the leader.4.表示按計(jì)劃或安排主語將要承受謂語動詞所表示的動作(僅限于少數(shù)及物動詞)。A party is being held tonight.Step 4 Special cases1.像take care of, look after, talk about, think of等動詞與介詞構(gòu)成的短語用于現(xiàn)在進(jìn)行時(shí)的被動語態(tài)時(shí), 其中的介詞不可省略。The ways to stop illegally hunting are being talked about. 2.可與部分情態(tài)動詞連用,表示對正在發(fā)生的事情的推測。She may be being punished by her mother.3.有時(shí)可表示按計(jì)劃或安排將要進(jìn)行的一個(gè)被動動作。A celebration is being held this weekend for his success.4.某些表示“狀態(tài)、心理活動、存在”等的動詞,如have,want,need,love,一般不用現(xiàn)在進(jìn)行時(shí)的被動語態(tài),而常用一般現(xiàn)在時(shí)的被動語態(tài)。With the population increasing,more land is needed.5.“be+under/in+n.”可表示現(xiàn)在進(jìn)行時(shí)的被動意義。My computer is under repair.=My computer is being repaired.
The activity topic of this section is "report an ongoing event", and the structure is the passive voice of present continuous tense. Rare wild animals are suffering from large-scale poaching, and species are on the brink of danger. Rescue operations are underway. "Being" and "suffering" are the meanings of the present progressive passive voice.The usage of present progressive passive voice is of great importance in writing a good discourse and appreciating some difficult language items, so it is vital to master it and use it flexibly in a context.1. Motivate Ss to deepen the understanding of the usage of present progressive passive voice in a fixed context.2. Enable Ss to master the usage of present progressive passive voice and use it flexibly in a context.3. Lead Ss to construct sentences or appreciate sentences used master it and use it flexibly in a context.1. Help students to appreciate the function of the usage of present progressive passive voice in a sentence2. Instruct students to write essays using the proper usage of present progressive passive voice.Look at the picture and tell me what are workers doing? What is the house being done?