,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,*,Unit 3 An Uplifting Power,Words and expression,1.sustain,1.sustain:,1)to make sth,/,sb,continue to exist over a period of time(maintain),e.g.The teacher tried to sustain the childrens interests.,老师努力维持孩子们的兴趣。,P:这些食物可以维持我们一周的食用。,The food will sustain us for a week.,2),to hold up the weight of sth,e.g.The floor wouldnt sustain the weight of a piano.,这地板承受不了一架钢琴的重量。,P:树枝应很难支撑水果的重量。,The branches could hardly sustain the weight of fruit.,sustainable adj.能持续的，可持续的,；,sustainable economic growth,可持续经济增长,sustained adj.持久的,sustained hard work,坚持不懈的努力,2.establish,1)to start a company,organization,system,situation that is intended to exist for a long time,e.g.The university has established new rules and regulations.,这所大学制定了新的规章制度。,P:我的祖父于1938年创立了这个家族企业。,My grandfather established the family business in 1938.,2）to start having a relationship with someone or to start discussion with them,e.g.We have established diplomatic relations with many countries,.,我们已经和很多国家建立了外交关系。,P:1月1日中美终于建立了外交关系。,On January 1.diplomatic ties between the United States and China were at last establised.,3.venture,3.dare to do(sth dangerous or unpleasant),e.g.Men,ventured their lives,in space exploration.,人们冒着危险从事太空探索。,Nobody,venture to say,a word.,没有人敢说一句话。,P:在那风雨交加的夜晚，很少有人敢出去。,Very few people ventured to go out on that storm night.,e.g.Jeff,ventured,his whole fortune,on,one throw of the dice.,杰夫把全部财产全孤注一掷了。,Proverb:nothing venture,nothing gained,不入虎穴焉得虎子,mercial/commerce,mercial:v,related to business and the buying and selling of the goods and service,e.g.The downtown area is zoned for commercial use,.,市中心被规划出供商业用。,P:我们最优先考虑的是利润和贸易增长。,Our top priorities must be profit and commercial growth.,n,an advertisement on television or radio,e,g.A good commercial puts across the attractive features of a product.,好广告能突显出产品吸引人的特征。,commerce:the buying and selling of goods and service,e.g.Our country has been trying to broaden its commerce with other nations.,我国一直,努力扩大与其他国家的贸易往来。,P:电子支付是电子商务的关键部分。,The e-payment becomes the key part in the e-commerce.,5.tackle,5.1)to make a determined effort to deal with a difficult problem,e.g.It took twelve fire engines to tackle the blaze.,用了12俩消防车对付那场大火。,P:我向他建议我们用另一种方法来处理这个问题。,I suggested to him that we should tackle the problem another way.,2）talk to sb in order to deal with a difficult problem,e.g.When I,tackled Didi about it,;,she admitted hed tried too much.,当我与迪迪交涉此事时，她承认他过于卖力了。,P:如果比尔再迟到的话，我就得和他开诚布公地谈了,。,If Bill is late again,I will tackle him about it.,tackle business,处理业务,tackle opponent,摔倒对手,tackle problem,处理问题,tackle ones business with skill,熟练地处理业务问题,6.sponsor,v,to give money to a sports event,theater,etc,e.g.The bank is sponsoring a sports day for children in this area.,银行在赞助为本区儿童举办的运动会日。,P:这家公司已经赞助了这场足球赛。,The company had sponsored the football match.,n,someone who officially agrees to help someone else,or to be responsible for what they do,e.g.You need a sponsor to get a working visa.,你必须有担保人才能获得工作签证。,7.previous,7.1)(only before noun)happening or existing before the event,time,or thing that is being mentioned,e.g.She has two children fr,o,m a previous marriage,.,她前一次婚姻有两个孩子。,Do you have previous experience of this kind of work.,你以前有过这种工作的经验吗？,P:作者在前一段落提到这件事。,The author mentioned it in the previous paragraph.,2)(informal)e.g,.,Its a bit previous to,ask for money before they have done the job.,他们还没干活就要钱未免有点操之过急了。,previous to sth:,e.g.There were almost no women MPs previous to 1945.,1945年以前几乎没有女性国会议员。,P:他说他们在复活节起前两天访问过他了,。,He said they had paid him a visit two days previous to Easter?,previously:adv;before the present time,e.g.The world record was previously held by a Spanish athlete.,这个世界纪录以前由一位西班牙运动员保持。,P:他们在此之前十年已经正式退休了。,They had officially retired ten years previously.,8.significant,8.1)having an important effect or influence,especially on what will happen in the future,e.g.This is a significant contribution to knowledge.,这是对知识的重大贡献。,P:,他最重要的政治成就就是废除了死刑。,His most significant political achivement was the abolition of death penalty.,it is significant that.,e.g.It is significant that our ambassador was not invited.,重要的是我们的大使没有被邀请。,2)a significant look,smile has a special meaning that is not known to everyone,e.g.Grandpa looked me and gave me a significant smile.,爷爷看着我，给了我一个意味深长的微笑。,9.impact,9.n,the effect or influence that an event,situation,etc has on someone or something,e.g.Warnings about the dangers of smoking seem to have little,impact on,this age group.,吸烟有害健康的警告对这个年龄段的人似乎没有多大作用。,P:计算机对现代生活产生了巨大的影响。,The computer had made a great,impact on,modern life.,v,to have an important or noticeable effect on someone or sth,e.g.It is obvious how bad movies will impact on children.,坏电影对儿童会产生什么样的影响是显而易见的。,P:这项计划对当地社区会产生什么样的影响？,How will this program impact on the local community?,Answers to the dictation,1.prevent,2.valuable,ing,4.hit back,5.,successfullly,6.virtues,7.ordinary,8.take their place,9.natural,10.benefit,