英语7 Unit4 Civilization.ppt
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1、Table of ContentsDo you know the inventions in the following pictures?Match the pictures with their names.paper printing compass carsteam engine telephone electic bulb gunpowder Work in pairs and discuss which invention is the most important and give your reasons.Then note down some key words.The mo
2、st important invention in my opinion is .Suggested answer:The reasons:1.It has made great contribution to recording human civilization.2.It promotes other scientific developments,such as printing.3.It brings convenience for people to write.paperTick out the things which our ancestors used to writeon
3、 before paper was invented.Then read through thetext quickly to check your answers.()stone()bones()tortoise shells()skins()silk()bronze objects()wooden and bamboo strips Imagine a world without paper!There would be no books,no newspapers,nothing on which to write.But,wait!Our ancestors did manage to
4、 writewithout paper.How did they do so?Think about the question and try to figure out possible answer!You may know that people of the Shang Dynasty some 3,000 years ago used animal bones and tortoise shells as a sort of“paper”.They kept records by inscribing words on those materials.The inscribed bo
5、nes are known today as oracle bones.Apart from some ceremonies in which they were used,oracle bones also record historical events,royal activities,information about natural phenomena and farming techniques.They are the earliest historical documents so far discovered in China and give us the only cle
6、ar idea we can have about Chinese civilization in that remote period.雕刻;书雕刻;书写写 Later,during the succeeding Zhou Dynasty,characters were cast on bronze objects such as bells and cooking vessels.This,too,was an attempt at permanent record keeping.These inscriptions are known as Zhongdingwen or“metal
7、inscriptions”.You can find them in almost every temple and museum in China today.However,this sort of“paper”was really expensive.First,it required a great deal of metal material which was at that time rare and costly.Besides,writing on such“paper”was a very complicated process.So this practicewas no
8、t very practical for ordinary people.A Then,around 600 B.C.,wooden and bamboo strips became a writing medium.People wrote by carving words on such strips known as“inscribed bamboo”or“wooden strips”.The strips were then strung together with strings to form books.You can imagine how hard it must have
9、been to carve characters on wood and bamboo strips and how cumbersome the resulting books were.A single book might weigh hundreds,even thousands,of kilograms.Qinshihuang was said to start his day by reading official accounts on such strips weighingup to 50 kilograms.B To lighten their reading materi
10、al,people eventually began to write on silk,using the newly invented brush and ink.But silk was too expensive to be used often.In the Eastern Han Dynasty students and scholars were in urgent need of something cheaper and more convenient on whichto write.lightenlightlightening急需急需A court official nam
11、ed Cai Lun was determined to develop a new and better writing material.He used bark,hemp,rags and old fishing nets as possible ingredients.First,he cut all his raw materials into small pieces and then pounded them into a paste or pulp.This thin layer of pulp was then dried on a piece of fine cloth.W
12、hen it dried completely,it was paper.It was thin and light,inexpensive tomake and quite durable.e.g.I am determined to work hard and make progress day by day.He is determined to win the English composition contest.In the year 105 A.D.,Cai Lun reported his accomplishment to the emperor and his method
13、 was soon introduced to all parts of the country.After the third century A.D.,paper was widely used in China and the techniques for making it spread to other parts of the world,first to east andsouth Asia and later to the West.accomplishmentaccomplish传入;传入;传播传播Skim the text and put the following eve
14、nts in the correct order.1)People wrote by carving words on wooden and bamboo strips.2)People began to write on silk,using the newly invented brush and ink.3)Paper was widely used in China and spread to other parts of the world.4)People kept records by inscribing words on animal bones and tortoise s
15、hells.5)Bark,hemp,rags and old fishing nets were used as possible ingredients to make paper.6)People cast Chinese characters on bronze objects.The correct order:461253Work in pairs to fill in the table with the information from the text.Group A animal bonestortoise shellsoracle bonesearliesthistoric
16、al documentsZhou Dynastybellscooking vessels metal inscriptionsrare and costlya very complicated processnot very practicalGroup B wooden and bambooInscribed bamboowooden stripshardheavybarks,hemps,ragsold fish netstoo expensive600BC-Easten Han DynastythincheapdurableWork in groups to retell the long
17、 history of the invention of paper based on the table above.the reading materialRead the following passage and discuss what the signifi-cance of the invention of paper is,and then sum up your ideas and note them down.Suggested answer:1)Paper was introduced to the east and led to papermaking in Korea
18、.2)Paper was introduced to Xingjiang and Tibet along Silk Road to the west.3)The technique of papermaking was introduced to India in the 7th century,therefore by the time Hsuan Tsang from China arrived in India in 671 AD,paper was already widely used there.Suggested answer:4)In the 12th century,the
19、first paper industry was established in Europe due to the arrival of paper.5)Johann Gutenberg invented the printing press because of the rise of paper industry.6)The first paper industry in the North America was also built in Philadelphia in 1690.Look at the following pictures and discuss in groups
20、what each of them suggests.Then fill in the following blanks and give a report to the whole class.Discussion Discussion 1)Make clear the logic between the pictures through observation.2)Imagine whats a paperless era like.3)Discuss its advantages and disadvantages.Homework Task 1Finish Task 5 in Comp
21、rehending.Task 2Preview Word Power and do the exercises.Check your homework first!Check your homework first!What attitude do you hold toward blood donation?Do you think it is good or harmful to peoples health?A paperless era is necessary and possible because theapplication of hi-technology.As the pr
22、ogress of modern te-chnology,people use computer to replace the traditionalmeans of documenting in office.Hi-tech“paper”is inventedto fulfill peoples needs of reading.It give people the feel of real paper,but it is by no means paper in traditional conception.It has many advantages:First,it saves nat
23、ural resources.Secondly,it brings a lot convenience to daily life.Last butnot least,it also will change peoples way of working.Suggested answer:Discussion Choose one word from the text to complete eachof the following sentence.The first letter is given.1)We cant have that of thing happening again.(P
24、ara.2)2)All of us wish that they could give us entertain-ment.(Para.2)3)We will learn a new subject called“biochemistry in the 4)term.(Para.3)5)4)The statue which stands in the center of the square is 6)in bronze.(Para.3)sortroyalsucceedingcost5)I especially like reading a novel with a plot(Para.3)6
25、)She decided to have the pearls together to make a necklace.(Para.4)7)He really didnt know how to the burden placed on his family by his sons illness.(Para.3)8)To tell you the truth,I really cant understand why the Japanese often fish.(Para.5)complicatedstrunglightenrawRefer to the text and find out
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