Unit 5 Period 3 Developing ideas & Presenting ideas-【优学精讲】2024-2025学年高中英语选择性必修第二册教用课件(外研版)

Period 3　Developing ideas & Presenting ideas CONTENTS 目 录 精读课文·语篇理解 01 自查语基·知能落实 02 创意课堂·点面突破 03 课堂微练·即时检验 04 01 精读课文·语篇理解 1．What's the main idea of the passage? A．The reason why Shennongjia is on the UNESCO World Heritage List. B．Two criteria for the UNESCO World Heritage List. C．How to protect the ecology of Shennongjia. D．How we can be at one with nature. 《教材助读＋语基默写》见分册本 √ 返回目录 下一页 上一页 精读课文·语篇理解 √ 2．What is a naturally-balanced environment? A．An environment that allows the many and various species to live and prosper. B．An environment that allows scientists to observe plants and animals develop in real time. C．An environment in which plants and animals evolved. D．An environment in which a plant develops well. 返回目录 下一页 上一页 精读课文·语篇理解 3．What directly makes a variety of species survive? A．A huge change in altitude. B．A great variation in climatic conditions. C．Its living fossils. D．UNESCO standards. √ 返回目录 下一页 上一页 精读课文·语篇理解 √ 4．Why is caring for so many species a challenge? A．There are too many kinds of plants. B．Golden Snub-nosed Monkeys and the Clouded Leopards are hard to feed on. C．The weather conditions are very bad. D．The number of monkeys doubled. 返回目录 下一页 上一页 精读课文·语篇理解 5．When was Shennongjia listed on the UNESCO World Heritage List? In ____． 6．What's so special about the honey mentioned? It is produced ______________________________________．　 7．What roles do the questions play in paragraph 2? _______________________________________________________ 2016 by the earliest species of Chinese bee To interest the audience and introduce the topic of the lecture. 返回目录 下一页 上一页 精读课文·语篇理解 8．How do the scientists protect the species? _________________________________________________________________________________ They brave heavy snow and freezing temperatures to look after the species. 返回目录 下一页 上一页 精读课文·语篇理解 As we know, in 2016, Shennongjia made it onto the UNESCO World Heritage List. UNESCO awarded Shennongjia this status because it meets two criteria 1.________(require)by the list. For the first criterion, Shennongjia is 2.__________(apparent)one of the most “complete” natural areas in the world. The vast range in altitude results in a great 3._________(vary)in climatic conditions, which allows a wide variety of species 4._________(thrive). For the second criterion, Shennongjia has over 3，000 plant species, 5.____________(represent) more than ten per cent of China's total floral richness. required apparently variation to thrive representing 返回目录 下一页 上一页 精读课文·语篇理解 It is a challenge to look 6._____ so many species. Thanks to the scientists' efforts, the monkey's population 7.___________(double) since the 1980s. But 8.___ most impressive aspect of Shennongjia is the local people, who take things from nature without causing damage. By 9._________(provide) the bees with a secure home, the villagers collect their honey in return. All of this explains 10.___ Shennongjia earned—and deserves—its place on the UNESCO World Heritage List. after has doubled the providing why 返回目录 下一页 上一页 精读课文·语篇理解 02 自查语基·知能落实 Ⅰ.阅读词汇·识记 选出与单词对应的汉语释义 1．dissolve v.　　　　　　 A．茁壮成长 2．herbal adj. B．花的 3．status n. C．(使)溶解 4．prosper v. D．兴旺，发达 5．altitude n. E．蜂房，蜂箱 返回目录 下一页 上一页 自查语基·知能落实 6．thrive v. F．海拔(高度) 7．fossil n. G．化石 8．floral adj. H．地位；身份 9．vertebrate n. I．用香(药)草制成的 10．beehive n. J．脊椎动物 答案：1～5.CIHDF　6～10.AGBJE 返回目录 下一页 上一页 自查语基·知能落实 Ⅱ.核心词汇·练通 根据语境及汉语提示写出正确的单词 1．a lack of essential _________ 缺乏基本营养 2．the ______ arts 视觉艺术 3．a question-and-answer _______ 问答时间 4．marking _________ 评分标准 5．a ____ area of forest 一大片森林 6．go _________ 去别处 nutrients visual session criterion vast elsewhere 返回目录 下一页 上一页 自查语基·知能落实 Ⅲ.拓展词汇·用活 根据提示写出相应的单词 1．__________ n．比较→compare v．比较，对比；比作 n．比较，对照 2．__________ adj.神秘的→mystery n．神秘；神秘的事物　 3．____ adj.稀有的，罕见的→rarely adv.罕有，很少，不常 4．__________ adj.生物的，与生物有关的→biology n．生物学；生理 5．__________ adv.据说；看来，似乎→apparent adj.显而易见的；明白易懂的 comparison mysterious rare biological apparently 返回目录 下一页 上一页 自查语基·知能落实 6．_________ n．差异；变化→vary v．变化；不同→various adj.不同的，各种各样的→variety n．多样性，种类 7．__________ adj.濒临灭绝的→endanger vt.使……处于险境；危及→danger n．危险→dangerous adj.危险的 8．________ n．涌入→invade v．入侵，侵略 9．______ adj.稳固的；安全的→security n．安全 10．________ n．问候，招呼→greet vi.& vt.迎接；问候 variation endangered invasion secure greeting 返回目录 下一页 上一页 自查语基·知能落实 Ⅳ.重点短语·再现 根据语境及汉语提示填入合适的短语 1．The car __________(抛锚) on the highway, so we had to call a tow truck. 2．The plant ________(吸收) sunlight with its leaves to make food. 3．____________(代表) my family, I would like to extend our warmest welcome to you. broke down takes in On behalf of 返回目录 下一页 上一页 自查语基·知能落实 4．The bridge _______________(以……命名) the hero who gave his life to save others during the flood disaster. 5．Wildlife and humans can ____________(与……共存) each other if we respect and protect their habitats. 6．She offered me a ride home, and _________(作为回报), I bought her a cup of coffee. was named after coexist with in return 返回目录 下一页 上一页 自查语基·知能落实 Ⅴ.重点句型·呈现 根据课文语境及汉语提示补全句子 1．it作形式主语 ___________________________________(我很荣幸做演讲) here on behalf of the Be at One with Nature Association.(Para.1) 2．现在分词(短语)作结果状语 The region rises from about 400 metres to over 3，000 metres above sea level, __________________(它被称为) the “Roof of Central China”．(Para.4)　 It is my great pleasure to give a lecture giving it the name 返回目录 下一页 上一页 自查语基·知能落实 3．状语从句的省略 ______________________________________(尽管这些蜜蜂在中国其他地方濒临灭绝) due to the invasion of foreign species, the bees of Shennongjia have coexisted with the local people for centuries.(Para.7) Although endangered elsewhere in China 返回目录 下一页 上一页 自查语基·知能落实 03 创意课堂·点面突破 【高频词汇诠释】 break down　分解；(机器、车辆等)出故障；(精神、身体等)垮掉；失控痛哭；消除，破除(障碍、偏见等)   ①(教材P72) Decomposers break down dead animal and vegetable matter into nutrients. 分解者把死去的动植物分解成营养物质。 返回目录 下一页 上一页 创意课堂·点面突破 ②(译林必修三U1) When a jaguar dies, a tiny army of microorganisms helps break down its body and return the nutrients to the earth. 当一只美洲豹死亡时，一小群微生物帮助分解它的尸体，并将营养物质返补给土壤。 返回目录 下一页 上一页 创意课堂·点面突破 break in　　　　 　 破门而入；打断(谈话)，插嘴 break into 闯入；强行进入；突然……起来 break out 爆发；突然发生 break through 突破；克服，战胜 break up 打碎，破碎；解散；结束；拆散 break away from 脱离；摆脱；分离 返回目录 下一页 上一页 创意课堂·点面突破 单句语法填空/完成句子 (1)(人教必修二U4)In the 20th century, the southern part of Ireland broke away ____ the UK, which resulted in the full name we have today. (2)(译林选必二U1)A terrible fire broke ___ on Sunday night, leaving the Henderson Tower seriously damaged. from out 返回目录 下一页 上一页 创意课堂·点面突破 (3)(译林选必一U2)The crowd immediately recognized that they were listening to something truly special, and they broke ____ enthusiastic cheers at the end of the symphony. (4)如果你想消除误会，你应该当面向她道歉。 If you want to _______________________________， you should apologise to her face to face. 背诵点 应用文写作之建议信 into break down the misunderstanding 返回目录 下一页 上一页 创意课堂·点面突破 　　 take in　吸收；领会，理解；欺骗；收留   ①(教材P72)They absorb water, and take in nutrients from the soil and energy from the sun. 他们汲取水分，从土壤中吸收营养，从太阳中吸收能量。 ②(译林必修一U4) If they do not take in enough food, they may feel weak and get ill easily. 如果没有摄入足够的食物，他们可能会感到虚弱，且很容易生病。 返回目录 下一页 上一页 创意课堂·点面突破 take off　　　 (飞机)起飞；匆匆离开； 脱下；突然成功 take on 呈现；雇用；承担 take over 接收；接管；取代 take up 占用，占据；开始从事；接受， 答应(提议或挑战) 返回目录 下一页 上一页 创意课堂·点面突破 用take的相关短语填空/完成句子 (1)(2023·新高考全国卷Ⅱ)I once _______ a challenge to create a painting every day for a month and post the works online. (2)I could hardly _______ what the teacher said in class, which made me in low spirits and concerned about my academic progress. 背诵点 应用文写作之求助信 took up take in 返回目录 下一页 上一页 创意课堂·点面突破 (3)When my father retired, I _________ the company and was determined to carry forward this family business. (4)随着科技的发展，我们的国家呈现出新的面貌。(科技进步与创新) With the development of science and technology, our country _______________________． took over has taken on a new look 返回目录 下一页 上一页 创意课堂·点面突破 comparison　n.比较   ①(教材P74) Data, examples and comparisons are then used to support the main ideas. 然后，数据、示例和比较被用来支持主要观点。 ②(经典例句)It's difficult to make a fair comparison between the two books without reading them both. 如果不把这两本书都读完，就很难做出公正的比较。 返回目录 下一页 上一页 创意课堂·点面突破 (1)by/in comparison with...　 与……相比 by comparison 相比之下 (2)compare v. 比较，对比，比作 n. 比较，对照 compare...with/to... 把……和……相比较 compare...to... 把……比作…… compared with/to... 与……相比(通常作状语) beyond/without compare 无与伦比，举世无双 返回目录 下一页 上一页 创意课堂·点面突破 单句语法填空/一句多译 (1)We compared this plan _______ that one carefully and by __________(compare)，the latter one could be more effective to tackle the problem we were facing. (2)A teacher is often compared __ a candle. That's because their devotion to work is ______________ compare. with/to comparison to beyond/without 返回目录 下一页 上一页 创意课堂·点面突破 (3)与公共汽车和飞机相比，人们更喜欢中国高铁，因为它高速、舒适且安全。 →_______________________________，people prefer CRH because of its high speed, comfort and safety.(compare v．) →____________________________________，people prefer CRH because of its high speed, comfort and safety.(comparison n．) Compared with/to buses and planes By/In comparison with buses and planes 返回目录 下一页 上一页 创意课堂·点面突破 on behalf of　代表   ①(教材P74)It is my great pleasure to give a lecture here on behalf of the Be at One with Nature Association. 我很荣幸代表融入自然协会在这里做演讲。 ②(译林选必三U3)Between 1405 and 1433, on behalf of the Ming Dynasty, Zheng He made a total of seven voyages. 1405年至1433年间，郑和代表明朝总共进行了七次航行。 返回目录 下一页 上一页 创意课堂·点面突破 ③(经典例句)Last but not least, I feel it a great honour to represent my class to take part in the group dancing competition held last week. 最后但同样重要的是，我非常荣幸代表我班参加上周举行的小组跳舞比赛。 on one's behalf　　　　　 代表某人 stand for 代表；主张，支持；容忍 represent v. 代表 返回目录 下一页 上一页 创意课堂·点面突破 单句语法填空/完成句子 (1)____________(represent) the Students' Union, I'm writing to invite you to give us a lecture from 3：00 pm to 5：00 pm next Wednesday. 背诵点 应用文写作之邀请信 (2)Red stands ___ good luck, often associated with prosperity, happiness, and success in many cultures. Representing for 返回目录 下一页 上一页 创意课堂·点面突破 (3)(2022·新高考全国卷Ⅰ满分作文)我很荣幸代表我们校广播站邀请你来参加我们的现场访谈节目。 _____________________________________，I feel much privileged to invite you to our program for a live talk show. 背诵点 应用文写作之邀请信 On behalf of our school broadcast station 返回目录 下一页 上一页 创意课堂·点面突破 表达“代表某人或团体”时，不能用stand for，可以用represent或on behalf of。 返回目录 下一页 上一页 创意课堂·点面突破 现在分词(短语)作结果状语　   ①(教材P75)The region rises from about 400 metres to over 3，000 metres above sea level, giving it the name the “Roof of Central China”．　该地区的海拔从大约400米上升到3 000多米，因此它被称为“华中屋脊”。 返回目录 下一页 上一页 创意课堂·点面突破 ②(人教选必四U3) Plastic pollution is also bad, killing many birds and fish, and has even been found in our tap water. 塑料污染也十分严重，导致许多鸟类和鱼类死亡，甚至在我们的自来水中也发现了塑料污染。 (1)现在分词(短语)作结果状语通常表示意料之中的结果。通常放在句子的后面，其前用逗号隔开，现在分词(短语)前有时可加上副词thus或therefore； (2)动词不定式(短语)作结果状语通常表示出乎意料或不好的结果，其前常加only表示强调。 返回目录 下一页 上一页 创意课堂·点面突破 单句语法填空/完成句子 (1)(译林选必三U2) With technologies first researched and developed for space exploration, we can solve some of the big problems facing mankind, _________(make) our lives safer and easier. (2)Tom jumped into the house with joy, only _______(find) the house empty. 背诵点 读后续写之动作描写 making to find 返回目录 下一页 上一页 创意课堂·点面突破 (3)当今，违反交通规则和乱扔垃圾的现象仍然存在，这对我们的生活和环境造成了严重的危害。 These days, breaking traffic rules and littering still exist, ____________________________________________________． 背诵点 应用文写作之演讲稿 causing serious harm to our life and the environment 返回目录 下一页 上一页 创意课堂·点面突破 04 课堂微练·即时检验 Ⅰ.教材语块必备 1．_________________　　　　 我们的自然界 2．__________________ 增进，导致 3．____________ 实时 4．________________ 赢得一席之地 5．________________________________ 一个自然平衡的环境 our natural world contribute towards in real time earn one's place a naturally-balanced environment 返回目录 下一页 上一页 课堂微练·即时检验 6．______________ 被认为是，被视为 7．_______________________ 激发想象力 8．____________ 造成破坏 9．__________________________________________ 冒着大雪和严寒 10．_______________________ 中草药 11．_________________ 符合两个标准 be regarded as capture the imagination cause damage brave heavy snow and freezing temperatures Chinese herbal medicine meet two criteria 返回目录 下一页 上一页 课堂微练·即时检验 12．_________________ 绵延不绝 13．_________________ 各种各样的；种类繁多的 14．_______ 获得成功 15．___________________ 气候条件 16．______________ 与……融为一体 17．_________ 海平面；海拔 18．______________ 做演讲 19．_________ 导致；引起 stretch on and on a wide variety of make it climatic conditions be at one with sea level give a lecture result in 返回目录 下一页 上一页 课堂微练·即时检验 Ⅱ.品句填词 1．In the next _______(一段时间), we'll talk about how to be confident about ourselves. 2．With different products being developed every day, advertisements help consumers to get necessary information and make a __________(比较).　 3．There was a distant look in her eyes from time to time, her thoughts _________(在别处). session comparison elsewhere 返回目录 下一页 上一页 课堂微练·即时检验 4．(2023·全国乙卷)Living in Iowa and trying to become a photographer specializing in landscape (风景) can be quite a challenge, mainly because the corn state lacks geographical _________(差异). 5．By installing a security system, the house became more ______(安全的), providing additional peace of mind for the homeowners. variation secure 返回目录 下一页 上一页 课堂微练·即时检验 6．Rainforests are the lungs of the planet—storing ____(巨大的)quantities of carbon dioxide and producing a significant amount of the world's oxygen. 7．Potted landscape art, praised as “silent poetry” and “living sculptures” is a ____(罕见的) and delightful Chinese art form. vast rare 返回目录 下一页 上一页 课堂微练·即时检验 Ⅲ.词块运用 1．When you reach the top of the mountain, you will find it difficult to _______(吸入) air. 2．Respecting the laws of nature and _______________(与……共存) it, we could change our lifestyle for the better. 3．Using body language appropriately will help you __________(消除) communication barriers. take in coexisting with break down 返回目录 下一页 上一页 课堂微练·即时检验 4．He's always ready to help others and asking for nothing _________(作为回报), displaying a truly selfless character. 5．(2022·天津卷)____________(代表) Spoken English Club, I call on whoever is interested in oral English to join us. in return On behalf of 返回目录 下一页 上一页 课堂微练·即时检验 $