Unit 4 The Internet Connects Us-Lesson 21 Books or Computers -ppt课件-(含教案+素材)-省级公开课-冀教版八年级下册英语(编号：10298).zip

冀教版八年级英语下册 Unit 4Lesson 21 Books or Computers? 习题设计习题设计预习自学预习自学1.基础单词（1）出现： （2）现代的： （3）电子的： （4）出售： （5）知识： （6）印刷： （7）旅行： （8）改变： （9）技术： （10）可能的： 2.、核心短语（1）传递： （2）手工： （3）印刷机： （4）一种： （5）继续： 3、重要句型（1）你知道如何造纸吗？Do you know paper?（2）写一本书要花费很长时间。 a long time a book.（3）电子书改变了人们的阅读习惯。 E-books change peoples .（4）无论你说什么，我都相信你。 you say, Ill believe in you.（5）我们有很多种读书的方式。We have many books.综合运用综合运用根据所给的汉语完成下列句子，每空一词。1、如今信息比过去 传播快得多。A present information travels than before.2、昨天老师让我回答了两个问题。Yesterday the teacher two questions.3、在北京找工作不是一件容易的事。 In Beijing isnt an easy thing.4、我们的城市变得越来越美了。Our city is becoming .5、你经常帮助他做什么？What do you often ?冀教版八年级英语下册冀教版八年级英语下册Unit 4Lesson 21 Books or Computers?Books, books, I like reading books.Paper books and electronic-books,Help people pass on knowledge.Books, books, I like reading books.Real books or e-books,Which ones will you choose?Books, books, I like reading books.No matter what types,They are the ladder of progress.Objectives1. To understand the passage about books.2. To learn some useful words and expressions to talk about the history of books.3、To get into the habit of reading.Lesson 21 Books or Computers?Which book do you often read, a paper book or an e-book? April 23rdpaper/real bookselectronic-booksorAncient books:a bamboo booka silk bookInscriptions on bonesInscriptions on bronze waredodo sthsth. . byby handhandPaper books:Paper books appeared.But in ancient times, people wrote each word by hand.To write one book, they kept on writing for a long time.In Han Dynasty, a Chinese man called Cailun made paper first. It changed the world.sth./sb.appearkeepkeep onon doingdoingA A printingprinting presspressIn _ times, a printing _ appeared. It can make thousands of books a day.modernpressComputers and E-booksWith computers and the Internet, e-books appeared. People can buy and sell books online to pass on information.PassPass onon sthsth. .sell-sold-sell-sold-soldsoldsellsell sthsth. .sellsell outout 卖卖手工手工 传递传递 继续继续 印刷机印刷机 出现出现电子的电子的 现代的现代的 no bookstelling storiesby hand wrote downprint books quickly,It was possible for common people to read books. e-books appeared. change peoples reading habit. It is easier to buy and sell books online.Information travels faster and farther.1.People have many ways to read books.2.Keep on reading.45132Its show time!Cheer up! Lets Do It! No.2The History of the Book( )It took a long time to write just one book.( )It made it possible for common people to read books.( )The e-book appeared.( )People had no books, and they shared knowledge by telling stories.( )The printing press appeared.( )People download books from the Internet.( )With paper, people began to write down stories.3561472B:I like reading paper books, because What about you?A: I like reading e-books, becauseA:Which do you like reading, paper books or e-books? Why?Pair Work俩俩对话俩俩对话 Lets Do It! No.4 Talk with your group membersAdvantages DisadvantagesBooks ComputersGroup WorkBooks PK Computers?How lucky!You get a present! 321ExtensionNowadays, no matter what you have, keep on reading!Choose good books to read!A: Make sentences by using mastery words and phrases.B: Write a short passage to introduce the history of books to your parents.冀教版八年级英语下册 Unit 4Lesson 21 Books or Computers? 教学设计教学设计Teaching goals:1、Knowledge goals:1.掌握词汇：appear, modern, electronic, sell(sold-sold),press.短语及句型: pass on, by hand, printing press, keep on. 2.To know the history of books.2、Ability goal:To talk about books and e-books by using mastery words and sentences.3、Moral goal: To help students get to know the influence of modern technology and instruct them to get into the habit of reading.Teaching Important Points:1.To help students master some words, phrases and sentence patterns about the history of books. 2.To help students talk about the history of books by using the vocabulary.Teaching Difficult Points:To lead students to talk about advantages and disadvantages of books and e-books.Teaching Strategies:At the beginning of the class, the teacher shows a lot of pictures to help students know about the history of books in general. During the class, the teacher divides the whole class into 6 groups and let them work in groups to solve difficult problems which they meet in class. Teacher assigns different activities for students to do in every step, such as Spelling Bee, Reading and Order, telling the history of books and Discussion. Students learn the language points in the certain circumstance while they are practicing their language skills such as speaking, reading and writing.Learning Strategies:Students need to preview the text before new lesson, which is good for developing their self-study. They should grasp the meanings of new words and phrases by looking them up in the dictionaries and surf the Internet to find out information about books, Computers and the Internet. During the lesson, students can grasp every chance to communicate with others in English to get more information, which is good for their cooperation. They can ask others for help if they have difficulties in learning. By doing these, they can get the methods to do self-study and group-study.Lesson Structure: New Lesson.Class openingGreet the class.T: Hi, everyone. Welcome to our English class.Ss: Hello, Ms. Zhang.Key Concepts:Step 1: Warming up.Teacher and students have a chant together to arouse students reading habit.Books, books, I like reading books.Paper books and electronic-books,Help people pass on knowledge.Books, books, I like reading books.Real books or e-books,Which ones will you choose?Books, books, I like reading books.No matter what types,They are the ladder of progress.Step 2: Lead in and showing Objectives.By doing this, students can learn with a clear purpose.Today lets learn Lesson 21 Books or Computers. Here are our objectives.Objectives1、To understand the passage about books.2、To learn some useful words and expressions to talk about the history of books. 3、To get into the habit of reading. Free talk:1、World Book Day is on April 23rd. Which book do you often read, a paper book or an e-book?Introduce what are paper books and what are e-books to students.2、Introduce some ancient books, such as Inscriptions on bones, Inscriptions on bronze ware, a bamboo book and a silk book. 3、Talk about paper, paper books, computers and e-books. While talking, use some mastery words and phrases such as appear, keep on, by hand, printing press, sell pass on and so on. The purpose of free talk is to teach students to get to understand the meaning of new vocabulary in proper circumastance and to give students a general concept of the history of books.Step 3: Check before New LessonActivity: Let students have a spelling bee by playing the turntable. Students need to spell and write them down on the blackboard by filling in the blanks.手工、卖、传递、继续、电子的、现代的、出现、印刷机Step 4: Reading TasksTask 1: Skim and match each paragraph with its key sentence. P1 A. The printing press appeared and changed the world.P2 B. The history of books is very interesting.P3 C. Nowadays, people have many ways to read books.P4 D. Recently, computers and the Internet changed the world again.Task 2: Scan paragraph 1 and retell the history of books. Task 3: Scan paragraphs 2 and 3 to fill in the mind map. Scan paragraphs 2 and 3 to fill in the mind map.the development of technologyThe printing pressComputers and The Internetprint books quickly,It was possible for common people to read books.e-books appeared.change peoples reading habit.It is easier to buy and sell books online.Information travels faster and farther.Task 4: From paragraph 4, we can learn that 1、People have many ways to read books.2、Keep on reading.The purpose of the reading part is to train students reading skills such as skimming and scanning. Students can skim to get the main idea of a passage and they can scan to get detailed information.Step 5: PresentationStudents have learned all the content and now its their show time. Teacher designs 3 different activities for students. Students need to choose their own tasks and make preparation in groups. Three minutes later, students need to show themselves in front of the class. In order to make a lively English class, teacher gets students choose tasks on an apple tree. There are 5 smiles in the tree. Two of them are lucky presents and the rest of them are real tasks. Teacher prepares some presents for students if they have a good luck when choosing tasks or if they do well when presenting tasks.Activity 1: Order and tell the history of books.( ) It took a long time to write just one book.( ) It made it possible for common people to read books.( ) The e-book appeared.( ) People had no books, and they shared knowledge by telling stories.( ) The printing press appeared.( ) People download books from the Internet.( ) With paper, people began to write down stories.The purpose of designing the activity is to train students oral English and let them retell the history of books very clearly, which is the importance of the lesson.Activity 2: Pair WorkLet students make up a dialogue like the following one. The purpose is to help students know the good points and weak points of the two different books.A: Which do you like reading, paper books or e-books? Why?B: I like reading paper books, because What about you?A: I like reading e-books, becauseActivity 3: Talk about advantages and disadvantages of computers and books with your group members. Then fill in the table.Talk with your group membersAdvantagesdisadvantagesBooksComputersStep 6: Summary and ExtensionWhatever you have, a computer, a tablet, a laptop or an e-reader, keep on moving! Never give up! Love reading is a life-long good habit, which helps your development. Choose good books to read!Lets enjoy some mottos:1、Books are the ladder of human progress.2、A book is the only undead thing.3、A book is the president of human knowledge.The purpose is to arouse students reading enthusiasm and help them get into a reading habit. Step 7: HomeworkTeacher designs 2 different tasks for students, and they just need choose one to do, which is good for their improvement of ability.A: Make sentences by using mastery words and phrases.B: Write a short passage to introduce the history of books to your parents.Class Closing:T: So much for this class. Thats all. Thank you. Goodbye.Ss: Bye. Board Design: