1、九年级上册九年级上册9Unit 2Unit 2WillWill books books be replacedbe replaced by the Internet?by the Internet?Words reviewWords review look through printing at a time by hand development trade 快速阅读；浏览快速阅读；浏览n.印刷印刷 每次；一次每次；一次 用手；靠手做用手；靠手做n.发展；进步发展；进步n.买卖；交易买卖；交易 result spread in a way comparetointroduction v.（因
2、（因而）产而）产 生；发生生；发生 v.扩展；蔓延；传播扩展；蔓延；传播 从某一角度；从某从某一角度；从某 一点上看；从某种一点上看；从某种 程度上程度上 把把比作比作 n.引进；才用；推行引进；才用；推行 amount store varied form connection n.量；数量量；数量 v.存储；储藏存储；储藏 adj.各种各样的；各种各样的；各不相同的各不相同的 n.种类；类型；形种类；类型；形 态；存在形式态；存在形式 n.电话连接；计算电话连接；计算 机网络连接机网络连接 single direction replace wait and see adj.仅一个的；单仅一个
3、的；单 个的个的 n.方向方向 v.替换；取代替换；取代 等等看；等着瞧等等看；等着瞧Do you use computers?How often do you use computers?How do you get information?Reading books,or surfing the Internet?Do you think books will be replaced by the Internet?Objectives Objectives 1.To learn about some inventions and how these inventions have cha
4、nged peoples lives 2.To learn some key words and useful expressions about invention 3.To be able to write sentences using the passive voiceprinting development trade result spread introduction amount store form single direction replacelook through by hand at a time in a way Books were only produced
5、one at a time by hand.Computers and the Internet are used in classrooms now.Will books be replaced by the Internet?WordsWordsPhrasesPhrasesPatternsPatternsWork in pairs.Read the title of the passage in Activity 2.1Will books be replaced by the Internet?Discuss and make a list of the advantages of bo
6、oks and the Internet.Page 74Page 74 Advantages of books Advantages of the InternetBooks are inexpensive.Books can go with you anywhere and be read everywhere.Books can help you keep your brains sharp.You can get information quickly.You can get a great amount of information at a time.The machine is s
7、maller and lighter.Task 1 Page 74Task 1 Page 74Read the passage and match the main ideas with the paragraphs.2 a)The world before printed books b)The world after the invention of printing c)Life with paper and printing d)Technology and books e)The future of books para.1 para.2 para.3 para.4 para.5Ta
8、sk 2 Page 75Task 2 Page 75Look through the passage again and complete the table.3When What About 2,000 years ago paper createdDuring the Sui and Tang DynastiesToday printing inventedthe Internet growing fast,computers and the Internet used in classrooms,newspapers and magazines read onlineTask 3 Pag
9、e 75Task 3 Page 75Complete the passage with the words in the box.4 developments direction introduction powerful replace spread trade Books were expensive after paper was invented because they were made by hand,but(1)_ in printing made it cheaper and faster to make books.A(n)(2)_ in books resulted,an
10、d knowledge(3)_ more quickly than ever before.The(4)_ of the Internet has changed the world in a similar 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.devel
11、opments direction introduction powerful replace spread trade developmentstrade spread introduction powerful direction replace41.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意思是意思是“快速阅读；浏览快速阅读；浏览”。例如：例如：Would you quickly look through the composit
12、ion for me and see if there are any mistakes?你能帮我迅速浏览一下这篇作文，看看你能帮我迅速浏览一下这篇作文，看看有没有错误吗？有没有错误吗？2.In those days,books were only produced one at a time by hand.在那个年代，书是靠手工制作的，一次只在那个年代，书是靠手工制作的，一次只能制作一本。能制作一本。by hand表示表示“用手用手(做做)”。All these toys are made by hand.所有这些玩具都是手工制作的。所有这些玩具都是手工制作的。All the beds i
13、n my home are made by hand.我们家所有的床都是手工做的。我们家所有的床都是手工做的。Practise3.As a result,there were not many books,and they were expensive.这样一来，书籍数量不多，价格又贵。这样一来，书籍数量不多，价格又贵。as a result意思是意思是“作为结果；因此作为结果；因此”，表示表示某种情况或行为所带来的后果某种情况或行为所带来的后果，通，通常单独使用。例如：常单独使用。例如：He works hard at his lessons.As a result,he can pass
14、all the exams.他努力学习功课。因此，他可以通过所他努力学习功课。因此，他可以通过所有的考试。有的考试。Practise as a result of 与与as a result仅一词之差，仅一词之差，意为意为“作为作为的结果；由于的结果；由于”，后，后接名接名词或名词性短语，表示原因词或名词性短语，表示原因。例如：。例如：She was late as a result of the snow.由于下雪，她迟到了。由于下雪，她迟到了。As a result of warning,nobody was hurt.由于得到了警告，因此没有人受伤。由于得到了警告，因此没有人受伤。4.W
15、ill books be replaced by the Internet?书将会被网络所代替吗？书将会被网络所代替吗？be replaced by的意思是的意思是“被被所取代所取代”。如如:The broken chair was replaced by a new one.那把坏椅子被一把新椅子取代了。那把坏椅子被一把新椅子取代了。replacewith意思是意思是“用用代替代替”。如。如:They replaced the old windows with new ones.他们用新窗户代替了旧窗户。他们用新窗户代替了旧窗户。your age work the beginning of
16、lunch a timeat+一次一次午饭午饭在在开始开始工作工作在你这样的在你这样的年龄年龄1.at a time 一次一次The machine can produce ten dozen cookies at a time.那台机器那台机器一次一次能生产十打曲奇。能生产十打曲奇。2.at lunch 午饭午饭Pams at lunch just now.帕姆现在在吃帕姆现在在吃午饭午饭。3.at the beginning of 在在开始开始At the beginning of the speech the chairman cracked a joke.在在演讲演讲开头开头主席开了一
17、个玩笑。主席开了一个玩笑。4.at work 工作工作My husband is often at work late.我丈夫经常我丈夫经常工作工作到很晚。到很晚。5.at your age 在你这样的年龄在你这样的年龄You should have more sense at your age.你这个年龄你这个年龄不应该这样不懂事。不应该这样不懂事。5P75Read the sentences and notice how we give reasons and results.1.Books were only produced one at a tie by hand.As a resu
18、lt,there were not many books.2.Because there were not many books,few people learnt to read.3.These machines are smaller and lighter than books,so they are easy to carry.(give result)(give reason)(give result)Now work in pairs.Ask and answer the questions.Write full sentences with as a result,because
19、 or so.1.Why is it hard to imagine a world without printing?2.What was the result of few books being produced?Its hard to imagine a world without printing because we have so many printed things nowFew books were produced and,as a result,few people could read.6Write full sentences with the notes in A
20、ctivity 3.About 2,000 years ago,paper was first created.Printing was invented during the Sui and Tang Danasties.Today,the Internet is growing very fast.Computers and the Internet are used in classrooms now,and newspapers and magazines are read online.Page 75Page 757Write a passage about traditional
21、printing and its future.Use the sentences you have written in Activity 5 and 6 to help you.Its hard to imagine a world without printing because we have so many printed things now,for example,menus,comics and schoolbooks.Paper was first created about 2,000 years ago,but books werent printed at that t
22、ime.They were written by hand,so few books were produced,and,as a result,few people could read.Page 75Page 75Printing was invented during the Sui and Tang Dynasties.After printing developed,books became cheaper,so more people learnt how to read.Today,the Internet is growing very fast.A much larger a
23、mount of information can be stored in more varied forms on the Internet than in books.As a result,in the future,the Internet will probably be more important than printing.1.look through2.at a time3.by hand4.in a way5.Books were only produced one at a time by hand.6.Will books be replaced by the Inte
24、rnet?important phrases and sentencesREVIEW REVIEW Now 2 mins to test your spelling.1.English-Chinese printing development trade spread introduction store form2.Chinese-English (因因而而)产生产生;发生发生 把把比作比作 替换；替换；取代取代 每次；一次每次；一次 浏览浏览When finished,exchange your papers to see who does the best.QuizI.用方框中所给词的正
25、确形式填空。用方框中所给词的正确形式填空。1.With the _ of the Internet,great changes have taken place.2.My handwriting can not be _ with my fathers.3.The news _ through theschool very quickly.4.The early books were produced _.introductioncomparedspread by handspread introduce by hand compare.根据汉语及提示完成句子。根据汉语及提示完成句子。1.昨晚这个时候他正在翻阅几份文件。昨晚这个时候他正在翻阅几份文件。(look through)_ _2.我们努力学习，结果考试获得了好成绩。我们努力学习，结果考试获得了好成绩。(as a result)_ _3.他的新毛衣是手工织的。他的新毛衣是手工织的。(by hand)_He was looking through some papers at this time last night.We worked hard.As a result,we got high grades in the exams.His new sweater is made by hand.
