1、Section Writing介绍类说明文本单元的写作内容是要求能够写新闻报道式的介绍类文章。介绍类文章的目的是客观地介绍、解释事物，使读者获得知识和信息，一般采用正式文体。向别人介绍某一事物或某一件事情要用说明文的写作方法和技巧。说明文是运用说明的方法介绍事物或阐明道理。说明文分为实体事物说明文和事理说明文。说明文最大的特点就是它的说明性。实体事物说明文和事理说明文都出现在近几年的高考英语写作中。需注意以下三点：1首先要仔细观察，抓住事物的内部特征和区别于其他事物的本质特征。2要注意说明顺序。说明事物的过程时，常用时间顺序；说明事物的构造时，常用空间顺序；介绍事物的性质、种类和功能时，常用逻
2、辑顺序。3写英语说明文还要注意语言和时态的运用。说明文的语言要简洁朴实，表达清晰，层次分明。为了强调客观事实，说明文的时态多用一般现在时。1Since.，people have always enjoyed.2By the beginning of the century，.3The history of.goes back.4The best.today are probably.5Recent developments in the field include.6In my opinion，there will be a return to.7Who knows what will hap
3、pen in the future，but.8Many experts predict that.9If you continue to do.，you will.10In conclusion，.随着科技的发展，机器人的作用日益重要。假如你们学校正在征集关于机器人构想方面的作文，你想象中的机器人主要是能够用来帮助幼儿和老年人的，因为他们需要更多的帮助，据此写一篇100词左右的文章阐明自己的观点。体裁说明文时态以一般现在时为主主题介绍机器人人称第三人称为主结构第一段：机器人在生活中的作用；第二段：个人看法；第三段：总结。.对接单元词汇1接收；接管take over2例外exception3陈列
4、；展现display4做某事有困难have difficulty in doing sth.5从中获益benefit from6总之in a word/in all/in brief.巧用单元句式、语法(一)完成句子1无疑，人们对于机器人有着自己不同的观点，我也不例外。No doubt, the people have their own different ideas about robots and I am no exception2总之，人们相信在未来生活中机器人会帮我们更多。In a word, it is believed that the science of robot wil
5、l help us more in the future life.(二) 句式升级3The robots will play a very important role in the future.They will take over many difficult jobs and make peoples life easier.(用非谓语动词改写句子)The robots will play a very important role in the future，taking over many difficult jobs and making peoples life easier
6、.4The robots are hoped to display their skills in looking after the younger and elder people.The younger and elder people will need others help more than any other group.(用it作形式主语和定语从句改写句子)It is hoped that robots will dispaly their skills in looking after the younger and elder people，who need others
7、 help more than any other group.5The elder people can also benefit from the robots.The elder people have difficulty in moving and communicating.(用定语从句改写句子)The elder people who have difficulty in moving and communicating can also benefit from the robots. 【参考范文】Nowadays the science of robot has been a
8、 rapid development.I believe the robots will play a very important role in the future，taking over many difficult jobs and making peoples life easier.No doubt，the people have their own different ideas about robots and I am no exception.In my opinion，it is hoped that the robots will display their skil
9、ls in looking after the younger and the elder people，who need others help more than any other group.For example，the robots are expected to be able to teach the younger children the basic knowledge.Besides that，the elder people who have difficulty in moving and communicating can also benefit from the robots.In a word，it is believed that the science of robot will help us more in the future life.