九年级英语外研社上M4U2Bookscouldbeproducedmorequicklyandcheaply.ppt
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1、Unit2.Bookscouldbeproducedmorequicklyandcheaply.Module 4 Great inventions1.80元元Activity 1.Work in groups.Read the title of the passage.Discuss the advantages and the disadvantages of both books and computers.Make a list.AdvantagesDisadvantages.1.get dust on shelves2.take up space at home3.can be exp
2、en-sive4.Use trees,so not environmentallyBooks2.often cheap;1.easy to get and use3.better than watch-ing the computers screen;AdvantagesDisadvantages.1.keep lots of information2.Many”books”are free 3.Easy to find lots of“books”1.Expensive2.Need to know how to use it correctly3.Use electricity4.You c
3、an lose everything if it“crashes”5.Not pleasant to read on screen,need to print out4.Watch movies,listen to music,play games;5.Huge amounts of data could be processed;6.Save important information;7.Work for a very long time.ComputersActivity 2.Read the passage and match the main ideas with the parag
4、raphs.a The world before books b The invention of printingc Life on paper and in printd Technology and bookse Can books be replaced by computers?Can books be replaced by computers?bookscomputersbuy a newspaperEvery morning my father buys a newspaper on his way to work.looks through(1)magazinesEvery
5、evening my mother looks through magazines at home.open my booksEvery day I open my books in class and start my lessons.Every night,I look at the posters with photos of David Beckham and Yao Ming on my bedroom wall.look at the posters with photos of David Beckham and Yao Ming.Every morning my father
6、buys a newspaper on his way to work.Every day I open my books in class and start my lessons.Every evening my mother looks through magazines at home.And every night,I look at the posters with photos of David Beckham and Yao Ming on my bedroom wall before I go to sleep.Can we imagine life without pape
7、r or print?Read the first passage and answer the questions.P1c.Life on paper and in printWhich does the passage match with,a,b,c,d or e?create(2)paperPaper was first created about 2,000 years ago.Paper has been made from(4)silk,cotton and bamboo.cotton(3)silkbamboopaperSince 19th century,paper has b
8、een made from wood.wood(5)paperPeople learned to write words on paper to make a book.But in those days,books could only be produced one at a time by hand.As a result,they were expensive and rare.produce(6)booksone at a time(7)Paper was first created about 2,000 years ago,and had been made from silk,
9、cotton,bamboo,and,since the 19th century,from wood.People learned to write words on paper to make a book.But in those days,books could only be produced one at a time by hand.As a result,they were expensive and rare.And because there werent many books,few people learned to read.Read the second passag
10、e and answer the questions.P2a.The world before books 1.Which does the passage match with,a,b,c,d or e?wooden block(9)ink(8)The first printed books were made by putting ink on a wooden block and holding the paper against it.paperAt the beginning of(10)the 11th century,printing was developed greatly,
11、books could be produced more quickly and cheaply.As a result,more people learned to read.1.80元元After that,knowledge(11)and ideas spread(12)quickly,in a way that can be compared with the introduction(13)of the Internet in the 20th century.InternetRead the third passage and answer the questions.Then p
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