外研版九年级上册M9U2-PPT.ppt

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1、Unit 2 Will books be replaced by the Internet?What did people use to remember things long long ago?Where did people write before paper was invented?When was print invented?When was the Internet introduced to China?Have you read books on the Internet?printing n.印刷印刷 development n.进步进步发展发展trade n.买卖；买

2、卖；交易交易spread v.扩展；蔓延；扩展；蔓延；传播传播introduction n.引进；采用；推行引进；采用；推行amount n.量，数量量，数量store v.存存储；储藏储；储藏varied adj.各种各种各样的各样的form n.种种类；类型类；类型connection n.电话连接；计电话连接；计算机网络连接算机网络连接 single adj.仅一仅一个的；单个的个的；单个的direction n.方向方向 replace v.替换，替换，取代取代Work in pairs.Read the title of the passage in Activity 2.Discu

3、ss and make a list of the advantages of books and the Internet.Listen to the passage and then answer the questions.1)When was paper first created?About 2,000 years ago.2)When was printing invented in China?During the Sui and Tang Dynasties.To find information in a passage quickly,you can read the he

4、ading and the first sentence in each paragraph.This will often tell you what the passage is about.Learning to learna)The world before printed booksb)The world after the invention of printing.c)Life with paper and printingd)Technology and bookse)The future of books12345Read the passage and match the

5、main ideas with the paragraphs.1)How were books produced before the invention of printing?In those days,books were only produced one at a time by hand.1.Read the passage again and answer the questions.2)According to the passage,what are the advantages of the Internet over books?A much larger amount

6、of information can be stored in more varied forms on the Internet than in books.Someone with an Internet connection can find information much more easily.And the machines we use to read it are now small and light,often smaller and lighter than a single book.When What About 2,000 years agopaper creat

7、edDuring the Sui and Tang DynastiesTodayprinting inventedthe Internet growing fast,computers and the Internet used in classrooms,newspapers and magazines read online 2.Complete the tableComplete the passage with the words in the box.Books were expensive after paper was invented because they were mad

8、e by hand,but(1)_ in printing made it cheaper and faster to make books.A(n)(2)_ in books resulted,and knowledge(3)_ more quickly than ever before.The(4)_ of the Internet has developments direction introduction powerful replace spread tradedevelopmentstradespreadintroductionchanged the world in a sim

9、ilar way,and the Internet is much more(5)_.With more and more people using the Internet,the(6)_ that traditional printing will take in the future is uncertain,and computers may(7)_ books one day.powerfuldirectionreplace developments direction introduction powerful replace spread tradeDiscuss in grou

10、ps the following question:Which ones do you like more,e-books or paper books?Why?1.Every evening,my mother looks through magazines at home.每天晚上，我妈妈都在家翻阅杂志。每天晚上，我妈妈都在家翻阅杂志。look through 快速阅读，浏览快速阅读，浏览 e.g.It will do you good to look through your notes before examinations.考试前浏览一下笔记对你会有好处。考试前浏览一下笔记对你会有好

11、处。Would you please _ the paper for me and see if there are any obvious mistakes?A.look around B.look into C.look up D.look through2.As a result,there were not many book.这样一来这样一来，书籍数量不多。，书籍数量不多。【语境展示】阅读下列句子，注意并归语境展示】阅读下列句子，注意并归 纳纳as a result的意思及用法的意思及用法。1)He didnt study hard.As a result he failed his

12、 exam.2)He made one big mistake,and as a result he lost his job.【自我归纳自我归纳】as a result意为意为“_”，在句中作状语，在句中作状语【拓展【拓展】as a result of.意为意为“由于由于的结果的结果”，多引起状语。如：，多引起状语。如：Jack nearly missed the flight as a result of getting up late.杰克差点因起晚了而错过飞机。杰克差点因起晚了而错过飞机。结果结果【即学即练【即学即练】1.Judy nearly missed the flight _

13、doing too much shopping.A.as a result of B.except for C.instead of D.in need of2.My friend Martin was very sick with a strange fever;_,he could neither eat nor sleep.A.as a result B.after all C.anyway D.for example3.Books were only produced one at a time by hand.书籍是靠手工制作的，一次只能制作一本。书籍是靠手工制作的，一次只能制作一本

14、。at a time 每次，一次每次，一次 e.g.Please come in one at a time,not all together.每次进来一个，不要一起进来。每次进来一个，不要一起进来。by hand 用手（做）用手（做）e.g.All these toys are made by hand.所有这些玩具都是手工的。所有这些玩具都是手工的。4.Later,developments in printing made it possible to produce books more quickly and cheaply.随后，印刷术不断发展，书的印制快了许多，随后，印刷术不断发展

15、，书的印制快了许多，也便宜了许多。也便宜了许多。development n.发展，进步发展，进步 develop v.发展，进步发展，进步 e.g.With the development of our country,our life becomes better and better.随着我们国家的发展，我们的生活随着我们国家的发展，我们的生活 越来越好。越来越好。5.A much larger amount of information can be stored in more varied forms on the Internet than in books.大量的信息可以以各种形

16、式存储在互联大量的信息可以以各种形式存储在互联网上，比书籍的存储量要大的多。网上，比书籍的存储量要大的多。【寓词于境】阅读下列句子，注意寓词于境】阅读下列句子，注意amount的意思及用法的意思及用法。1)They spent equal amounts of time in California and New York.2)A large amount of money is spent on advertisements every year.3)Large amounts of money were spent on the bridge.4)His debts amount to m

17、ore than 200,000 dollars.【自我归纳【自我归纳】amount用作名词，意为用作名词，意为“数量数量”（句（句1-3），），“a large amount of+不可数名词不可数名词”作主语时，谓语动词常用作主语时，谓语动词常用 _ 形式，形式，“large amounts of+不可数名词不可数名词”作主作主语时，谓语动词常用语时，谓语动词常用 _ 形式。形式。amount还可用作动词，意为还可用作动词，意为“达到（某达到（某数量），多达数量），多达”，常与介词，常与介词 _ 连用（句连用（句4）。）。单数单数复数复数to【即学即练】从括号内选择适当的词填【即学即练】从

18、括号内选择适当的词填空。空。1)Its reported that a good amount of money _(was/were)spent to prevent and control desertification.2)I think that large amounts of time _(is/are)wasted in watching TV series.wasare1Books were only produced one at a time by hand.As a result,there were not many books.2 Because there were

19、 not many books,few people learnt to read.3 These machines are smaller and lighter than books,so they are easy to carry.Read the sentences and notice how we give reasons and results.as a resultas a result是一个固定短语，意为是一个固定短语，意为“因此，结果因此，结果”，表示后面句子与前面句子所表达的内容构，表示后面句子与前面句子所表达的内容构成因果关系，前面是因后面是果。它与成因果关系，前面是

20、因后面是果。它与so可以可以进行转换。如：进行转换。如：Tony got up late that morning.As a result,he didnt catch the first bus.=Tony got up late that morning,so he didnt catch the first bus.because because是连词，引导原因状语从句。是连词，引导原因状语从句。because+句子可以直接回答以句子可以直接回答以why开头的开头的特殊疑问句。特殊疑问句。e.g.I like playing basketball because its fun.Why

21、is Lily crying?Because she cant find her cat.1Why is it hard to imagine a world without printing?Its hard to imagine a world without printing because we have so many printed things now.2 What was the result of few books being produced?Few books were produced and,as a result,few people could read.Now

22、 work in pairs.Ask and answer the questions.Write full sentences with as a result,because or so.3 What happened after the printing technology developed?After printing technology developed,books were cheaper,so more people learnt how to read.4 What will happen to the books in the future?Why?Books mig

23、ht not be needed in the future because the Internet is growing quickly.About 2,000 years ago,paper was first created.Printing was invented during the Sui and Tang Dynasties.Today,the Internet is growing very fast.Computers and the Internet are used in classroom now,and newspapers and magazines are r

24、ead online.Write full sentences with the notes in Activity 3.Write a passage about traditional printing and its future.Use the sentences you have written in Activities 5 and 6 to help you.Possible answer:Its hard to imagine a world without printing because we have so many printed things now,for exam

25、ple,menus,comics and schoolbooks.Paper was first created about 2,000 year ago,but books werent printed at that time.They were written by hand,so few books were produced,and as a result,few people could read.Printing was invented during the Sui and Tang Dynasties.After printing developed,books became

26、 cheaper,so more people learnt how to read.Today,the Internet is growing very fast.A much larger amount of information can be stored in more varied forms on the Internet than in book.As a result,in the future,the Internet will probably be more important than printing.根据语境及所给首字母提示补全所缺单根据语境及所给首字母提示补全所

27、缺单 词。词。1.We know ice and snow are different f_ of water.2.Some animals like to s_ food for the winter.3.The radio s_ the news as soon as the accident happened.formsstorespread4.The d_ of the plane changed from north to northeast.5.My father is a businessman.His company does a lot of t_ with England.

28、directiontrade.根据汉语意思完成英语句子，每空一词。根据汉语意思完成英语句子，每空一词。1.他每天早上花十分钟浏览杂志。他每天早上花十分钟浏览杂志。He spends ten minutes _ _ magazines every morning.2.这篇文章是手写的。这篇文章是手写的。This article is written _ _.3.这架飞机一次可运载这架飞机一次可运载300多人。多人。This plane can carry more than 300 people _ _ _.looking through by hand at a time4.从某一点上看这个工作还是做得不错的。从某一点上看这个工作还是做得不错的。The work is well done _ _ _.5.何不等等看呢？何不等等看呢？Why not _ _ _?6.他们都开始把他比作雷锋。他们都开始把他比作雷锋。They all started to _ him _ Lei Feng.in a waywait and seecompare to写一篇文章介绍互联网的优点和缺点。写一篇文章介绍互联网的优点和缺点。80词词左右。左右。