添加性双语教学法在计算机基础课程中的应用课件

1、添加性双语教学法在计算机基础课程中的应用添加性双语教学法在计算机基础课程中的应用研讨议点双语教学的方式 教学技巧教前准备教学应用对象的选择 教学课程的选择 教材的选择教学中（课堂、实践教学）英语使用的比例 教学对象学习积极性的提高 教后环节课后作业等研讨议点双语教学的方式 双语教学的方式双语教学大体可以分为添加性双语教学和缩减性双语教学两种类型添加性双语指的是，在教学过程中不是采用学生的母语或第一语言作为教学语言，而是采用第二语言或外语作为教学语言，其目的不是准备替代学生的母语或第一语言，而是培养学生掌握两门语言，成为双语人才。缩减性双语指的是，在教学过程中不是采用学生的母语或第一语言作为教学

2、语言，而是采用第二语言或外语作为教学语言，其目的是准备替代学生的母语或第一语言。双语教学的方式双语教学大体可以分为添加性双语教学和缩减性双语教学技巧教前准备 (待定阶段)教学应用对象的选择高年级VS.低年级 (初期)各个年级 (后期)教学课程的选择专业基础课VS.专业选修/高级主干课 (初期)每个学期一门课程 (后期)教材的选择影印版+中文教材Internet教学技巧教前准备 (待定阶段)教前准备 (实施阶段)了解教学应用对象相关课程基础英语水平教学技巧教前准备 (实施阶段)教学技巧教学中（课堂、实践教学）英语使用的比例 (教师口语)课堂问候(E)开篇引导(E)课程内容(E+C)注意感受学生的

3、接受程度,及时切换E/C整个教学中希望能够实现E的比例逐渐提高,直到100%的E英语使用的比例 (PPT)除术语中文解释全部英文注意是用英语讲专业知识而不是汉语讲课英语PPT或者是将PPT进行朗读教学技巧教学中（课堂、实践教学）教学技巧OBJECTIVESDefine data types.Visualize how data are stored inside a computerUnderstand the differences between text, numbers, images,video, and audio.Work with hexadecimal and octal n

4、otationsKey Terms:Data type, Number Systems , binary , decimal ,hexadecimal Chapter Three Data RepresentationOBJECTIVESChapter Three Data Different types of data (数据类型)Chapter Three Data Representation文本 数字 图像 音频 视频Computers are multimedia devices, dealing with a vast array of information categories

5、. Computers store, present, and help us modifyDifferent types of data (数据类型)Computers are finite. The goal is to represent enough of the world to satisfy our senses of sight and sound. Computers digitize information by breaking it into pieces and representing those pieces separately.Chapter Three Da

6、ta RepresentationComputers are finite. The goalChapter Three Data RepresentationData Representation(数据表示) refers to the methods used internally to represent information stored in a computer. Computers store lots of different types of information: numbers （数字）text （文本）graphics of many varieties (stil

7、ls, video, animation) （图形等）sound （声音）The computer industry uses the term “multimedia” (多媒体)to define information that contains numbers, text, images, audio, and video.Note:Chapter Three Data RepresentaChapter Three Data RepresentationBit pattern （位格式）位模式就是0和1的序列1111100011101010DATA INSIDE THE COMPUT

8、ER （计算机内部的数据）Chapter Three Data Representa教学技巧教学中（课堂、实践教学）教学对象学习积极性的提高让学生说/动起来课堂提问新课新内容 好学生新课旧内容复习 一般学生课堂协作会话练习教学技巧教学中（课堂、实践教学）ExercisesEvery couple of students should choose a picture card and must use each word behind it at least one time to make sentences. Except the words given, of course, neces

9、sary other words can be used. One after another, the two students should last their speech for 5 minutes. All the sentences should relate to each other and form a complete description. The “worst” students have to sing songs for everyone.Exercises添加性双语教学法在计算机基础课程中的应用MicrocomputerBrainTVWindowsIconMo

10、useStartMicrocomputerAppleInternetVirusE-mailSpamAntivirusPowerfulAppleInputDataMemoryCPUBinaryAdditionLogicalInputDesktopNotebookMobileSupercomputerTransistorTextBitDesktopSystemChipALUInstructionRAMVolatileROMSystemSpeakerCameraScannerDeviceHardPrinterbusSpeaker教学中（课堂、实践教学）教学对象学习积极性的提高课堂休息缓解视听疲劳集中

11、课堂提问解答教师板书VS.学生笔记教师手写非常必要学生同步笔记但不必多讲义下放教学技巧教学中（课堂、实践教学）教学技巧REST （2MIN）REST （2MIN）REST 2 MINHI, BOYS AMD GIRLS! HOW ARE YOU ?I Am Thinking Whether My Concept On Computer Architecture Is Too Difficult For You REST 2 MINHI, BOYS AMD GIRLS!REST （2MIN）REST （2MIN）教后环节课后作业等(教材后/教师设计)仍然要使用英文方式,这点非常重要实践教学 (实

12、践专业技能/英语载体)除了限于条件以外尽量采用英语及时考核(发现问题)期中测试教学技巧教后环节教学技巧Homework iRead the textbook from P4-P7,then answer the following questions1.Before the inception(出现) of the first computer in 1946, what is the meaning of word computer? Same or different with the current meaning? Why?2. Give the general definition

13、of computer, and explain the function of each component, for the whole processing ,please explain through an example, such as an addition : 4+5=9What is the concept of stored program?List the features of PCs, from desktop to handheld ones.Read the textbook from P60-63Homework iRead the textbook frHomework IIP67 15For homework I you have to submit on next Tuesday, and homework II can be on next Thursday. Answers to each