八年级新世纪版英语Computers试讲逐字稿

一、基本信息
课程名称：Computers
授课教师：
授课日期：
课程时长：45分钟
适用年级：八年级
二、课程导入
（上课铃响，老师走进教室）
老师：Good morning, class! How are you today?（微笑，目光扫视全班）
学生：Good morning, teacher! Fine, thank you.
老师：Great! Before we start our new lesson, I want to show you some pictures.（展示PPT，呈现古代计算工具如算筹、算盘，以及现代计算机的图片）
Look at these pictures. Can you tell me what they are? And how do you think they are related?（指向图片，引导学生观察）
学生 1: The first one is an abacus, and the last one is a computer.
老师: Very good! So, what do you think the development from the abacus to the computer shows?（启发学生思考）
学生 2: The development of technology.
老师：Exactly! Today, we are going to learn about computers, which play a very important role in our modern life.（引出本节课主题）
三、新课内容讲解
（一）词汇学习
老师: First, let's learn some new words about computers. (PPT展示词汇：computer, monitor, keyboard, mouse, software, hardware等，并带读单词，纠正发音)
Read after me. Computer.
学生：Computer.
老师：Monitor.
学生：Monitor.
（依次带读其他单词，然后进行简单的词汇解释）
老师：Who can tell me what a monitor is?（指着“monitor”单词）
学生 3: It's the screen of the computer.
老师：That's right! And what about the keyboard?（引导学生理解每个词汇）
学生 4: We use it to type words.
（二）课文讲解
老师: Now, let's open our books to page XX and look at the text. I will read the text first. Listen carefully.（老师富有感情地朗读课文，读完后）
Now, I will explain the text sentence by sentence.（详细讲解课文中的重点句子、语法结构和短语，如：“The computer is a very useful invention. It has changed our lives a lot.” 讲解“a lot”表示程度，“change one's life”改变某人的生活）
老师: Can you find another sentence in the text that shows how important computers are?（提出问题，引导学生思考）
学生 5: “We can use computers to do many things, such as studying, working, and playing games.”
老师：Great! So, what does “such as” mean here?（进一步讲解知识点）
学生 6: It means “例如”
老师：Correct! It is used to give examples.（继续讲解课文，直到完成对课文的详细剖析）
四、互动环节
（一）小组讨论
老师: Now, I want you to work in groups of four. Discuss the following questions: What do you usually use computers for? And what are the advantages and disadvantages of using computers?（布置小组讨论任务，学生分组讨论，老师巡视各小组，参与讨论并给予指导）
（一段时间后，小组讨论结束）
老师： OK, time's up. Which group would like to share your ideas?（鼓励小组发言）
小组 1 代表

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