2013年九年级英语上册 Module 4 Great inventions Unit 2 Books could be produced more quickly and cheaply课件 外研版.ppt

1、Unit 2Books could be produced more quickly and cheaply.Pre-readingReadingLanguage pointsHomeworkWritingTalk in pairsWhats the advantages of books and computers?Can books be replaced bycomputers?返回目录Read and get the main ideas of the paragraphs.c.Life on paper and in printThe 1st paragraph:The 2nd pa

2、ragraph:a.The world before booksThe 3rd paragraph:The 4th paragraph:The 5th paragraph:b.The invention of printingd.Technology and books e.Can books be replaced by computers?Make notes to complete the timeline.2,000 years ago11th centurytodayIn the futurePaper was first created.Paper was made of silk

3、.Books were made by hand.Few people learned to readPrinting was developed greatly.Books were produced quickly.More people learned to read.Knowledge and ideas spread quickly.Information can be received online.can be downloaded.can be kept on CD-BOMsreplaced?Answer the questions1.Why were books expens

4、ive and rare before the invention of printing?2.2.Why did ideas spread more quickly when books became cheaper?Because books could only be produced one at a time by hand.Because more people learned to read and bought books.3.What can we use to get information?Books,computers,etc.Use the words in the

5、box:create,develop,hold,keep,produce,receive,spread1.When was paper first created?When do you think books were first created?Paper was first created about 2,000 years ago.Books were first created soon after paper.By hand.Paper was held against wood blocks.2.Were books produced by hand or by machine

6、at first?3.What was the paper held against?4.When was printing developed?5.What can be kept on CD-ROMs?6.What can be received online?At the beginning of the 11th century.Information.Information.7.How were ideas spread in the past?How are ideas spread today?In the past,ideas were spread by books,and

7、mouth to mouth.Today ideas are spread by the Internet,TV,books,etc.返回目录Language points1.looks through 浏览，温习e.g.He looked through many books in order to find the correct answer.为了找到正确答案,他查阅了许多书籍。2.with without 带有/没有e.g.He found a house with many trees around.他找到了一所周围有许多树的房子。He went to school without

8、breakfast today.他今天没有吃早饭就去上学了。3.be made of -be made from-be made up of-be made in-be made bybe made into-由材料制成(看得出材料)由材料制成(看不出材料)由组成(部分或成员)出产于(某地)由.制成(生产者)制成(产品)1)Look at the camera.Where is it_?Japan.2)The table is _ wood,while paper is _ wood.3)Our class is _ twenty boys and twenty three girls.4)T

9、he metal can be _ a knife.5)This kind of car is _ many workers in the factory.made inmade ofmade frommade up ofmade bymade into4.write words on make a book in those days at a time by hand as a result 在上写字做成书在过去一次,每次手工地结果1)He could even eat three hamburgers _,_ he became very fat.2)This picture is pr

10、oduced _,so its very expensive.3)_ there were few people knew about computers.4)They tried to _ paper in order to _.at a time as a resultby handIn those dayswrite words onmake a book5.rather than 胜过,而不愿e.g.He would choose Sunday rather than Saturday.I would like to go with you rather than stay at ho

11、me.prefer to do rather than do 情愿而不.6.be replaced by被所替代be read online 在网上阅读Exercises请根据汉语意思完成英语句子,每空词数不限。1.图书馆一次只允许我们借一本书。We are allowed to borrow one book _ from the library.2.这些篮子是手工制作的。These baskets are made _.at a timeby hand3.五月初我们学校举行了一场运动会。_May our school held a sports meeting.4.我喜欢苹果,而不是香蕉。

12、I like apples _ bananas.5.我相信总有一天他会成功的.I am sure he will succeed _.one day At the beginning ofrather than请根据各题后的要求改写下列句子,每空一词（含缩写）。1.I think he can dance well.(改为否定句)I _ he _ dance well.2.Because he was ill,he didnt attend the meeting.(对划线部分提问)_didnt he attend the meeting?dont thinkcanWhy3.In the an

13、cient world,books were madeby hand.(同上)_ were books made in the ancient world?4.You should return the book soon.(改为被动语态)The book _ soon.Howshould be returned5.I have rewritten the composition.(同上)The composition _ by me.has been rewritten6.Has your homework been finished before six?(改为主动语态)_you _ yo

14、ur homework before six?7.Where can gold be found?(同上)Where _ you _ gold?findHavefinishedcan返回目录How to give reasons/resultsas a resultbecausesoso that1.What was the result of books becoming cheaper?Books became cheaper.As a result,more people learned to read.Writing2.Why must printing be thought of a

15、s one of the most important inventions?Printing must be thought of as one of the most important inventions because it spread knowledge very fast.3.More people learned to read in the 11th century.What happened then?More people learned to read in the 11th century so knowledge and ideas spread quickly.4.What development will mean that books wont be needed in the future?More and more information will be stored in computers and downloaded from the Internet so that books wont be needed in the future.返回目录Finish the workbook exercises.Write a passage according to the text.Homework返回目录