Unit 2 A life’s work写一篇说明文说明文主要集中在介绍事物、社会现象、地点等方面。写作时要按照一定的顺序进行介绍和说明,以达到实际应用和交际的目的。[基本框架]1.开头:主要介绍要说明的对象及说明的目的。2.主体:详细说明事物的主要特征或做事情的方法步骤。3.结尾:进行总结概括。[注意事项]1.仔细审题:明确说明对象,要主次分明,抓住要说明的事物的主要特征。2.选择合理的说明顺序:比如时间顺序、空间顺序或逻辑顺序,分层进行说明,注意条理清晰。[常用词块]1.be familiar with its history 熟悉它的历史2.other important aspects 其他重要的方面3.raise their awareness of keeping fit提高他们保持健康的意识4.play a very important role in daily communication在日常交流中起着非常重要的作用5.the reason behind this 这背后的原因6.the application of new technologies 新技术的应用7.account for the increase 解释增长的原因8.for one reason or another 因某种理由9.has a history of more than 3,000 years有 3 000 多年的历史10.covers an area of more than 16,000 square kilometres 占地面积 16 000 多平方公里[常用语句]☆精彩开头1.Today,the topic is...今天的主题是……2.When you find/see...,what should you do? 当你发现/看到……,你应该怎么做?3.As is known to all,it is important to...众所周知,……是很重要的。☆丰满主体1.The reason for...is that...……的原因是……2.This brings out the important fact that...这引出了一个重要的事实……3.More importantly,you should...更重要的是,你应该……4.It is well known that...is very important in our daily lives because...众所周知……在我们的日常生活中很重要,因为……5....can not only...,but also...……不仅……,而且……6....is very important / convenient / helpful when people want to...当人们想要……时,……很重要/方便/有用。☆余味结尾1.It would give us a chance to...这将给我们一个机会……2.In a word,as long as you...you can...总之,只要你……你可以……3.In a word,...is also a fascinating place to enjoy your hol...