机电英语教案.doc

2014 年 月 日授课时间第3周 授课题目Introduction教学目的与要求：Lead the students to the study of this course. Introduce to the students about what they will learn and what they need to pay attention to during this semester. Then explain about some important points when they study. At last, the teacher and the students will introduce to each other. 教学基本内容Lead in to the content of the course;Introduce to the students about what they will learn and what they need to pay attention to during this semester;Then explain about some important points when they study; At last, the teacher and the students will introduce to each other.教学重点难点：Students need to master some ways to learn professional English.教学方法：Discussing, reading, presenting by the students;Explanation and demonstration by the teacher;教学过程Step 1 Course introduction First, I welcome the students to this course. Then I will have a brief self-introduction: name, e-mail and the address of my office. About the final examination:Step 2 Final scoreClass attendance (10%) Application for leave is effective only with the signature of your tutor; Being late for more than 5 minutes would be treated the same as being absent Class performance (20%) Answering questions, activities, exercises, after-class tasks, etc.Final exam 70% I need you to elect an assistant for English class to make our communication more convenient. If you want to be my assistant, declare it, and tell your classmates why you are qualified for it. Please introduce yourself. Introduce yourself briefly (name, hometown, school, hobbies, inspection for college etc.)Step 3 Some information about English for Science and Technology 科技英语的学习不同于文学英语，它有自身的特点：A. 准确; B. 精炼; C. 清晰。A：准确英文摘要要能准确地传递科技信息和阐述学术观点。因此要求：（1）文字表达要准确，词能达意，不要引起读者误解。 特别是科技文章不同于文科论文，它不要求词藻华丽，描写细腻。（2）选词要准确，英文中同义词不少。（2）选词要准确，英文中同义词不少，又如，safety与security两词，虽然都可以作安全讲，但其含义是有所不同的。safety是安全、平安的意思，可指自身安全、使用产品的安全等，如安全保险措施(safety precautions)、（汽车）安全带（safety belt）、安全阀（safety valve）、安全岛（safety island）、安全运行（safety operation）等。而security则是安全、保护、保障的意思，如养老金的保障、（防盗）安全措施、保安措施均用security一词，又如国家的防卫、保安部队、保安车（如押送金钱的）等。写作过程中碰到选词有困难时，应充分利用词典的帮助。 B：简练可将其拆为两句话：A safe, reliable and inexpensive device is really required between the transmission line and the consuming apparatus. It can convert the high voltage and low current of the economical transmission of the economical transmission line into the low voltage and high current required by the consuming apparatus. （2）精炼: 许多简单句子只要能压缩，应尽量去掉多余的词，例如: The English Language is about one-half redundant.（英语中约有一半是多余的。）可以更精炼为： English is half redundant.精炼可以提高信息密度，对写英文摘要尤其重要。C：清晰（1）逻辑性与条理性强：写作要求逻辑性与条理性强，这同中文写作要求一样。摘要写得要通顺，不要影响读者的注意力，如：不必要的解释，不必要的重复、离题的内容等。（2）忠实于正文：摘要撰写时，不能夸大研究成果，不能包含任何对正文内容的补充与修正，更不能包含正文中没涉及的内容，否则，不仅会造成读者的判断错误，也会影响作者的信誉。（3）具体：写作过程中，摘要的叙述应尽可能具体，要避免模糊、笼统的写法。思考题、讨论、作业、技能操作：1. Review the words of unit 2 and finish corresponding exer