2016中职数控技术应用专业实用英语（高教版）授课教案：1.4 How to Enter Common AutoCAD Commands.docVIP

课题 Lesson 4 How to Enter Common AutoCAD Commands （U1-L4） 授课日期 年 月 第 课时 教学 目标 知识目标：非常好地掌握课文涉及到的AutoCAD 4个输入方法。 能力目表：能够熟练地运用学到的4个输入方法进行实际操作。 素质目标：通过学习本课，提高学生专业英语和专业知识的综合素质。 教材 分析 与Lesson 3相比，生词更少，其中许多是非专业词汇。课文介绍的4种输入方式各不相同，应重点讲解。 教学 重点 词汇option, given, in accordance with 句子：1.Enter the drawing commands into the command line in the command window. 2. Click the menu bar at the top of the screen to select the commands you need. 3. Use the shortcut keys or enter other given names to make the various drawings. 教学 难点 1.Enter the drawing commands into the command line in the command window. 2. Click the menu bar at the top of the screen to select the commands you need. 3. Use the shortcut keys or enter other given names to make the various drawings. 教法 讲授法、实际操作教学法 (本节课在微机室教学) 课时 1课时大课 （90分） 教具 Computers， a projector 板 书 设 计 Lesson 4 How to Enter Common AutoCAD Commands Four ways to enter AutoCAD commands: 1. Enter the drawing commands into the command line…. 2. Click the menu bar …select the commands…. 3. Click the command options… 4. 1）Use the shortcut keys 2） enter other given names … 教 学 后 记 教学内容 教学过程 Step 1 Lead-in and Warm-up 1. Dictation： 2.The students turn on their computers and click the drawing software open. The teacher asks the students whether their CNC teacher has taught them how to enter AutoCAD commands. If so, the teacher asks them to enter the commands in different ways. Step II. Vocabulary study 1. enter输 2. common常用的，普通的 3. way方法 4. line 行 5. operate v.操作 6. guide指导，指南 7. operation n.操作 8. option选择 9. shortcut快捷 10. key键；钥匙 11. given给定的，赠与的 III Text 1. Key words 2. Fast reading 3. Careful reading 4. Difficult points 5. Reading competition 6. Summary IV Dialogue V Exercises in Class VI Supplement VII Homework VIII Self-checklist ▲ Words: 1. various 2. copy 3. position