Unit 3 Reading ppt课件-（2020）新牛津译林版高中英语高一必修第三册.pptx

1、M3 U3 ReadingThe Internet: a world without frontiersLead inRead the title “The Internet: a world without frontiers” and predict what could be discussed in this article? This article might focus on the reasons why the Internet is a world without frontiers. PredictPara. 1Para. 5Para. 4Para. 3Para. 2We

2、 can achieve almost anything onlineOne of the greatest advantages of the Internet lies in the quick and easy access to a huge amount of information. The Internet has also made our lives unbelievably convenient, with all sorts of goods and services provided . Above all else, the Internet helps us est

3、ablish and maintain social ties.However, while the Internet brings many valuable advantages, being connected has its problems.skimRead the article and match the paragraph with the main idea.Main body Paras 24: The Internet has many advantages.Introduction Para. 1:_Conclusion Para 5:_Advantage 1:_Adv

4、antage 2:_Advantage 3:_We can achieve almost anything online.We have quick and easy access to a huge amount of information online. E-commerce has made our lives unbelievably convenient.The Internet helps us establish and maintain social ties.We should use the Internet properly and responsibly.skim t

5、he article and finish A1skim Advantages Supporting detailsAdvantage 1 Having access to (1) _information Gathering information quickly and easily Advantage 2 (2) _ Doing shopping quickly and easily Ordering a taxi with an app Making travel arrangements (3) _ on the smartphoneAdvantage 3 Keeping in co

6、ntact with loved ones Finding (4) _ Discovering communities who (5) _a huge amount of Having food delivered to you Paying for almost everything long-lost friendsshare our hobbiesScan Scan the article and finish A2Para 1Why does the author say the Internet can connect the world to a single shared com

7、munity? get connected with the outside worldIt is a world without frontiers.Detailed reading 15423AspectsAccess to information67Food Shopping Travel arrangements Transportation Payments Social lifeExploration:Compare before and after the invention of the Internet You can talk from these aspectsExplo

8、ration:comparison Before the invention of the InternetAfter the invention of the InternetAccess to information Foodshopping TransportaionTravel arrangementspaymentssocial lifePara 2How can we get the knowledge of the world?With a click of a mouse or the touch of button.Detailed reading Access to inf

9、ormationCompare before and after the invention of the Internet beforeafterSlow and inconvenient.With the click of a mouse or the touch of a button, it is possible to find out almost anything we care to know.Pair DiscussionWhy do many people turn to the Internet for information firstFast , convenient

10、, comprehensive, time/energy-saving.Is the information online all reliable? What should we do?Learn more, read more to distinguish right from wrong.Para 3What does e-commerce refer to ?All sorts of goods and services are provided by the elctronic commerceDetailed reading FoodCompare before and after

11、 the invention of the Internet beforeafterGo to the restaurant to have a meal.Have food delivered to us by using food delivery apps and sites.TransportationCompare before and after the invention of the Internet beforeafter1 Wait hopelessly for a taxi in the cold rain.2 Queue up hopelessly for a trai

12、n/plane/bus ticket.1 Order a taxi on an app, sit back and relax in doors for a few warm minutes until the driver arrives.2 Book the tickets online.Shopping Compare before and after the invention of the Internet beforeafter1 Search shop after shop for the perfect choice, for example, a pair of boots.

13、2 Not sure of the price.Compare styles and prices quickly and easily.Travel arrangementsbeforeafterGo to the travel agency to make and book travel plans.Make all the travel arrangements just in front of the phone/computer.PaymentsbeforeafterPay using cash or cheques.Almost everything can be paid on

14、the smartphone.Group discussion Will you try e-commerce or go to phyiscal store to buy something ? Why?Para 4According to the author, how can we share our view or make others aware of our care for them?An instant message, a group chat, a video call, a comment on an updateDetailed reading Social life

15、beforeafterPhysical distance often gets in the way because we have to go to meet up with someone else after arranging a time and place that is convenient for everyone.There are endless ways to share our views or let someone know we care about them no matter where we are.Group discussion Are there an

16、y other ways to be connected with our friends through the Internet?Which is better, to communicate on the Internet or face to face?Para 5What potential problems may the Internet have?Personal information may be stolen.Addiction to the Internet may lead to social isolation and depression.Internet vis

17、uses may infect and damage computers.Para 5How can we use the Internet properly and responsibly?We should never browse websites which could present potential danger.We must be aware of the signs that warn us of dangers and viruses.We should not spread incorrect or illegal information on the Internet

18、.We shouldd not easily trust some strangers on the Internet.We must keep our private informaion safe, such as phone numbers, bank account .When giving your opinion, you can make abefore-and-after comparison. By showing the reader what the situation was like in the past and what it is like now, you c

19、an make your argument more convincing and more likely to be accepted by the reader.Write a short paragraph about a comparison of the life before and after smartphones were invented.Learn thisvideo watchingWhat is a “before-and-after” comparison? n “Before-and-after” comparisons are used when we want

20、 to emphasize the differences of one thing between the past and now to persuade readers to be convinced of an argument or a statement. n What is the purpose of using “before-and-after” comparisons? n Sometimes, the purpose of “before-and-after” comparisons is to show the superiority of present chang

21、es by comparing it with its past to help the readers evaluate it. for exampleto illustrateto demonstrateconjunctionin particular1. Using specific factsn Tables, line graphs, bar charts, pie charts, process diagrams2. Raising figuresUS AGRICULTURE18602010CHANGETotal US population31,443,320(10.6/sq.mi

22、) 308,745,540(87.4/sq.mi)883%Total acreage407,213,000921,000,000126%Number of farms2,044,0002,201,0007.7%Average acreage per farm199419110%Labour force in agriculture15,141,0002,113,000-86%Percentage of population in agriculture48%0.68%-47.3%Image: Michael Hinzes work about the Berlin Walln The road

23、 was blocked by the Berlin Wall. Signs on the road, warning of “West Berlin”, used to be seen. But now it has become a busy square. n A few Volkswagen vans used to be seen in the distance. But there are definitely more cars in the street.3. Introducing imagesnLogically support the “before-and-after”

24、 comparisonnBe specific and state the idea clearlynBe convincing to a majority of peopleHow can we choose suitable facts, figures or images? The author mentions in the conclusion that the Internet has its problems. What do you think the problems with the Internet are? Make a list of them.Sample answers: Personal information may be stolen. Addiction to the Internet may lead to social isolation and depression. Internet viruses can infect and damage computers.Critical thinkingDebateWhether can we bring mobile phone into the classroom?THANK YOU