Unit 10 Lesson1 知识点讲解 （ppt课件）-2023新北师大版（2019）《高中英语》选择性必修第四册.pptx

1、2023 选择性必修四Unit10 L1知识点知识点1.(Para1)Research shows the average person only has regular communication with between seven and fifteen people,and that most of our communication is in fact with five to ten people who are closest to us.adj.普通的，平常的；平均的定语从句并列的宾语从句引导词that不省略be close to sb.与某人亲近的知识点2.However,

2、perhaps we are closer to the rest of the world than we think.“Six Degrees of Separation”refers to the theory that any person on earth can be connected to any other person through a chain of no more than five other people.refer to 指的是；提及；参考 同位语从句be connected to/with 与连接；与有联系a chain of 一连串，一系列chain v.

3、(用铁链）拴住，束缚知识点3.(Para2)The concept was first talked about as long as in the 1920s.The Hungarian author Frigyes Karinthy published a book called Everything Is Different in 1929,in which he introduced the idea of friendship networks 匈牙利的过去分词V-ed作后置定语非限制性定语从句知识点4.and his ideas influenced many of our ear

4、ly impressions of social networks.make/leave a good impression on sb.给某人留下好印象知识点5.(Para3)In the 1950s,an attempt was made by two scientists to prove the theory mathematically；but after twenty years,they had still not had any success.make an attempt(to do)尝试做某事数学上地知识点6.In 1967,an American sociologist

5、 called Stanley Milgram tried using a new method to test the theory,which he called the“small-world problem”.非限制性定语从句try doing sth.试着做某事try to do sth.努力做某事知识点7.He chose a random sample of people in the middle of America and asked them to send packages to a stranger in the state of Massachusetts.The

6、people sending the packages only knew the name,job and general location of the stranger.adj.随机的现在分词V-ed作后置定语at random=randomly 随机地知识点8.Milgram told them to send the package to a person they knew personally who they thought might know the target stranger.定语从句知识点9.Once the parcel had been received by

7、this person,he/she would send the parcel onto a contact of theirs until the parcel could be personally delivered to the correct person.deliver sth.to sb.把递送给某人=sb.sth.知识点10.Amazingly,it only took between five and seven people to get the parcels delivered,and once released,the results were published

8、in the bimonthly magazine Psychology Today.It was this research that inspired the phrase“Six Degrees of Separation”.令人吃惊的是get sth.done 使某物被过去分词作状语，表被动强调句It is/was.that.1.The flowers were so lovely that they _(sell)in no time.2.He made an attempt _(pull)the whale back to the sea.3.She burst into tear

9、s,_(release)all her emotions.4.We received several answers and we picked one _ random.to pullPracticereleasingatwere sold5.Where is the supermarket in _ you bought the new laptop?6.The naughty boy made a hole _ _ he could see what was happening outside.7.It was because the water had risen _ they cou

10、ld not cross the river.Practicethrough whichthatwhich知识点11.(Para4)In the last few decades,the theory and the phrase have appeared again.Its name was used as the title of a play and then a film.Then,more films and TV programes based on the concept were made and broadcast.现在完成时标志be based on 基于过去分词V-ed

11、作后置定语知识点12.For example,the Oscar-winning film Babel is based on the concept of“Six Degrees of Separation”.The lives of all the characters were closely connected,although they did not know each other and lived thousands of miles apart.live apart 分开住知识点13.The television series Lost also explored the i

12、dea of“Six Degrees of Separation”,as almost all the character had randomly met each other,or had met someone the other characters knew,before they were all in the same plane crash.过去完成时had done标志飞机坠毁crash(v.)into sb./sth.碰撞随机地知识点14.In the mid-1990s,two college students in the United States invented

13、a game.The idea of the game was to link any actor to Kevin Bacon,a famous American actor and musician,through no more six links.Soon the game was being played in universities across the United States.to do作表语link.to/with.把和联系起来1.Its one of the worlds largest chains of golf shops,_(locate)in the down

14、town of Shanghai.2.Over the years,Thomas tastes _(change)enormously.3.Fortunately,the population _(leave)the village before the volcano erupted.locatedPracticehave changed had left4.When we reached the airport,we found that all the flights _(cancel)due to the storm.5.Calorie consumption _(与有关)the am

15、ount of snacks one eats.6.His job that his aunt assigned to him was _(粉刷墙壁).Practiceis linked to/withto paint the wallshad been canceled/cancelled知识点15.(Para5)In 2001,Columbia University tried to recreate Milgrams experiment on the Internet.This became known as the“Columbia Small-world Project”.The

16、experiment involved 24,163 email chains with 18 target people in 13 different countries.vt.包含，涉及，使参与知识点16.The result confirmed that the average number of links in the chain was six.证实 comfirm that+Cl.知识点17.(Para6)More recently,an experiment in 2011 at the University of Milan analysed the relationshi

17、p between 721 million social media users and found that 92 percent were conncected by only four stages,or five degrees of separation.近期，最近analyse/ze v.分析analysis n.pl.analysesan analysis of.对的分析知识点18.So,think about it for a minute:How might you be connected to the driver of the bus you regularly take or the person who delivers your parcels?定语从句End