阅读理解说明文公开课学案-高三英语二轮复习.docx

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1、高二英语组1. 学习内容：说明文课外阅读2. 学习目标：了解现象分析类说明文特点；通过分析文章结构及关键细节，培养对文章整体结构和细节逻辑把控的能力，从而提高阅读能力。3. 学习重难点：分析文章结构和支撑细节；绘画思维导图Give a second chanceWith a booming secondhand economy, secondhand transactions (交易) have become a popular way to shop for Chinese youths.In recent years, Chinas secondhand market has been t

2、hriving. Sales of over 1 trillion yuan were made in 2020 and that number may continue to grow. Internet users born after 1990 particularly those in big cities are the main group of secondhand trading, reported China Daily.Except for those items traditionally sold in flea markets (跳蚤市场) like antiques

3、 (古董) and furniture (家具), items favored by young people like game accounts and equipment, mobile phones, and comic-related products are seen more often in secondhand selling.As the internet is largely used, the main source of secondhand sales has gradually shifted from offline flea markets to online

4、 platforms, such as Idle Fish and Deja Vu.Wang An is not only a buyer but also a seller at online platforms of secondhand goods. Through Idle Fish, an online flea market, she has earned about 20,000 yuan by reselling a treadmill (跑步机), a baby crib (婴儿床) and other stuff. “For me, trading secondhand p

5、roducts is a good option to deal with stuff that I no longer need,” she said to China Daily.Another popular platform is Deja Vu, which is aimed at bookselling. Huang Bilian, the store manager of Deja Vus Beijing outlet (分销店), told China Daily, “Through secondhand books trade, you can buy a book that

6、 someone else does not need for the time being. Once you finish reading, it can still be resold again. The book is circulated (循环) in this way and nothing is wasted during the process.”Secondhand shopping mode follows the advocacy (提倡) of a low-carbon lifestyle. The trading of secondhand goods can p

7、romote the efficient use of recyclable resources, thus helping the country to achieve its goals of reaching peak carbon emissions (碳达峰) and carbon neutrality (碳中和), noted China Daily.Compared to their parents, another purpose of youths trading secondhand items is to get a taste of things they dont h

8、ave. In modern times, young people are used to shared and rental (租赁的) practices. When they dont want to use the items anymore, they can sell and replace them with something new, said Guo Bing, product director of Idle Fish in an interview with CCTV.Moreover, the secondhand economy meets young peopl

9、es sense of nostalgia (怀旧). In the past 10 years, life has changed tremendously in China.“Among the 800 million of goods on Idle Fish every year, there is always something interesting and reminding you of your childhood, such as old-fashioned game consoles,” said Guo.(一) 导学&自学 (Lead-in & Self-study)

10、 3minTask 1: Look through the passage and answer the questions.1) Whats the type of this exposition(说明文)? ( )A. research findings 研究发现B. scientific inventions 科技发明C. phenomenon explanation 现象阐述D. problem analysis 问题分析2) Match the main idea with each part.Part 1 (from para1 to para4 ) Benefits of Sec

11、ondhand TradingPart 2 (from para5 to para6 ) Introduction of Secondhand TradingPart 3 (from para7 to para10 Examples of Secondhand Trading（二）互学&展学 (Group work) 7minTask 2：To find out some important details that support each part.(eg. 5W 1H; logical connection)part 1logical connection:who:what:how:pa

12、rt 2logical connection:who:where: what:why:who:where: what:why:part 3logical connection:what:Task 3: Try to draw a mind-map according to the structure and details. (6min)（三）疏学 （Problem solving& Conclusion）Task 4 Answer questions using the mind-map.1. What does the article tell us about Chinas second

13、hand market?A. Online secondhand trading platforms are becoming popular.B. People in small cities are the main buyers of secondhand items.C. Antiques and furniture are more often seen in secondhand selling.D. Secondhand trading has become a major shopping way for Gen Z.2. Whats the attitude of Wang

14、An towards Idle Fish?A. Uncaring B. Neutral C. Supportive D. Negative3. What is paragraph 7 mainly about?A. The future of secondhand economy.B. The significance of carbon neutrality.C. Measures China has taken to protect the environment.D. The environmental benefits of the secondhand economy.4. What

15、 can we learn from the passage?A. Offline markets are more popular nowadays.B. You can buy a secondhand baby crib in Dj vu.C. Secondhand trading is relatively environmentally friendly.D. Nothing is related to nostalgia in secondhand markets.Task 5 Try to conclude the features of this kind of passage

16、.（四）固学 (Consolidation: Homework) A. Read the passage and decide on its type.B. Figure out the main idea and important details of each part.C. Draw a mind-map. The worlds animal populations have decreased by more than two-thirds since 1970, according to a recent research from the World Wildlife Fund

17、(WWF).The London group provided information on 32,000 wildlife populations which included more than 5,000 species. The researchers found that population sizes had declined by 69 percent on average. They said the loss of forests, human exploitation（开发）of the environment, pollution, and climate change

18、 were great causes of the loss. Land-use change is still the biggest threat to wildlife. However, the researchers added, “if we cannot limit warming to 1.5C, climate change is likely to become the dominant cause of biodiversity loss in the coming years.”Wildlife populations in Latin American and the

19、 Caribbean Sea area were greatly affected. The research showed a 94 percent drop in those areas in over 50 years. Wildlife populations in river and lake habitats decreased the most. Freshwater populations have declined by an average of 83 percent since 1970. For example, one population of pink river

20、 dolphins in the Amazon River area of Brazil fell by 65 percent between 1994 and 2016. These findings are a red flag that warns of a larger system failure on the horizon. Even one species population decline can affect other species, eventually impacting the ecosystems ability to function. Humans dep

21、end on a stable climate, predictable weather patterns, and productive farmland and fisheries to thrive（蓬勃发展）, but the current trends are severe enough to threaten many life-sustaining systems.Our future depends on reversing（扭转）the loss of nature just as much as it depends on addressing climate chang

22、e. And you cant solve one without solving the other. Everyone has a role in reversing these trends, from individuals to companies to governments. If nothing changes, animal populations will undoubtedly continue to fall, driving wildlife to extinction and threatening the integrity of the ecosystems on which we all depend.学科网（北京）股份有限公司