八年级英语下册 Unit 3 Online tours Comic and strip﹠welcome to the unit教案 （新版）牛津版-（新版）牛津版初中八年级下册英语教案.doc

Online tours教学目标知识与能力：1. To name the different parts of a computer.2. To grasp and talk about the basic uses of computers.3. To know the main topic of this unit.过程与方法：To use pictures to learn the names part of the computer.情感态度与价值观：To educate the Ss to spend proper time on playing computer.教学重点难点1. Different parts of a computer2. Different uses of computers教 学 活 动 内 容活 动 组 织 过 程改 笔Step 1 Free talk1. Do you often watch TV?2. Whats your favorite TV programme?3. What channel do you like best?4. What do you use to change the channel?5. Do you like playing online computer games?Step 2 Practice1. Listen to the dialogue between Eddie and Hobo and answer the following questions:(1). Have Hobo and Eddie ever seen a computer?(2). What does Eddie think the mouse is?(3). Whatre the differences between the remote control and the mouse?2. Read and act out the dialogue.Step 3 Presentation Do you know the names of different parts of the computer?Keyboard, main unit, menu, screen, mouse, CD ROM , hard disk, USB drive/flash drive, speaker Step 4 Practice1. Annie, Simons cousin, wants to learn about the different parts of a computer. Look at the picture in Part A and help her write the correct answers in the boxes.2. Fill in the blanks.(1). A _ is used for typing information into computer.(2). A _ is used for moving the cursor (光标) on the screen.(3). A _ of a computer looks like a big heavy box. (4). We can see words and pictures on the _.3. Complete the dialogue between Simon and AnnieSimon : My new computer is much faster than the old one. I can type very easily, and the _ is very comfortable.Annie : How do you know what you should do when you look at the _?Simon: With the _, you can choose one icon in the _ and click on it for more details.Annie: Oh. I see. How can your teacher read your homework on the computer?Simon: I can send him e-mails or print it out.Annie: Do you have a smart _, too?Simon: Yes, and it is the latest type.Step 5 Presentation1. What do you use your computer for/ to do?I use it to (do) /for (doing)draw and design/play gamessearch for information/do word processing /listen to musicsend and receive e-mails/shop onlinesee a film/chat with friends online2. Simon and Daniel are talking about the different uses of computers. Work in pairs and ask each other what you use a computer for. The ideas in the box may help you. Use the conversation in Part B as a model.Step 6 Homework1. Recite the dialogues.2. Preview Reading.Discuss then answer the questions.2. Listen to the dialogue between Eddie and Hobo and answer the questions:Learn the names of different parts of the computerComplete the dialogue between Simon and Annie.Answer the questions according to truth.Check out the homework and preview.Ask some Ss to write the answers of exercises in the preview paper.The Ss explain the answers then ask the Ss to correct mistakes.The Ss say out the main points in this lesson.课堂达标一、用所给的单词的适当形式填空1. You use this set of keys for _ (type).2. You use the screen_(show) information on it.3. The printer is used for_(put) information onto paper.二、选择题。* ( )1.-_does your son use computer _? - Drawing and designing.A. How; on B. How; C. What; for D. What;( )2.Youd better change the channel. Its too _.A. interesting B. bored C. pleased D. boring* ( )3.In the exam, the _ you are, the _ mistakes youll make。 A. careful; little B. more careful; less C. more careful; few D. more careful; fewer( )4. -_ do you give the bird a cabbage leaf? -Every time when I get back from work. A. How long B. How much C. How often D. How soon( )5. -The cloud looks like a horse. Do you think so? -Yes, I _. A.understand B.know C. mean D. agree三、根据中文用所给单词的适当形式填空。1.We can use computers for_(查信息).2.We can use computers to_ (收发电子邮件).3.We can use computers to_(文字处理).4.We can use computers for_(看录像).5. It (看起来像) a televiseon. 板书设计8下 Unit 3 Online tours comic and stripwelcome to the unit1. keyboard main unit mouse screen2. chat with friends do word processingplay games search for informationsending and receive emails watch videos教 后 反 思（上节课存在问题的解决情况、本课教学经验或问题描述、存在问题的原因分析、提出改进措施）In this period we mainly introduce the uses of computers and arouse Ssinterest in learning this section. Teacher can work on the real computers to show the different uses of a computer .Ss are expected to expand their vocabulary about computers.