Unit 1.Ex. 51.She shopped around till she got what she wanted at a price she could afford.她一家商店一家商店地看，最后以她能付出的价格买了她所需要的东西。
2.He never speaks to me other than to ask for something.除了向我要东西，他从不跟我说话。
3.Y ou should always aim at doing your job well.你永远应该以搞好你的工作为目的。
4.She has been tied to the house for weeks looking after her invalid father.几个星期来她一直呆在家中照顾有病的父亲。
5.The route was designed to relieve traffic congestion.修建这条路是为了缓解交通拥挤。
6.Society is made up of a wide variety of people; some are good, others (are) bad,and still others (are) in between.社会是由形形色色的人组成的。
有些人很好，有些人很坏，也有些人介乎两者之间。
Unit 3Ex. 51.The thieves made off with a large sum of money from the bank.盗贼从这家银行偷走了一大笔现金。
2.High blood pressure places millions of people at the risk of hear disease.高血压使千百万人有患心脏病的危险。
3.Think twice before you make any important decisions.在做任何重要决定之前都要慎重考虑。
4. A large part of the African continent is in danger of becoming a desert.非洲大陆的一大片区域有变成沙漠的危险。
5.Not once has he suggested a good way to deal with any problem.他从来没有给我提出过解决问题的好方法。
Unit 5Ex.5st semester, Wang Gang was awarded the title of An Outstanding Student forhis excellent performance.上学期王钢表现出色，被授予优秀学生的称号。
2.On Teachers’Day, the students made a greeting card for their teacher, whichsymbolized their appreciation of what the teacher had accomplished in the past year.同学们在教师节给老师做了一张贺卡，以表示对老师过去一年工作的感谢。
3.The children were amused by the story about the cat.孩子们听了关于那只猫的故事都笑了起来。
4.The continual sunny days made the temperature soar sharply.连续几个晴天，气温骤然升高。
5.Walking after dinner promotes digestion.饭后散步有助于消化。
Unit 6Ex.51.These companies entered into a new agreement.这几家公司签署了一项新的协议。
2. A company has been set up to produce mobile phones on a large scale或：A company producing mobile phones on a large scale has been set up.一家大规模生产移动电话的公司已经建立。
3.This accident resulted in the death of two passengers.这次事故造成两名乘客死亡。
4.We’d better insure the house against fire.我们最好将房子投保火险。
5.Any damage resulting from negligence must be paid for by the borrower.因不经心造成的任何损坏须由借用者赔偿。
Unit 7Ex. 51.They attempted to leave the camp but were stopped by the heavy snow.他们试图离开营地，但被大学困住了。
2.Accidents due to driving too fast are on the increase.由于开车速度太快而引起的交通事故在不断增加。
3.They grow up in the same environment, so their behaviors had much in common. 他们在相同的环境下长大，因此在举止上有许多共同点。
4.In contrast to children in the mountainous areas, we are lucky to have access tocomputers.和山区的孩子们相比，我们就幸运多了，能有机会使用计算机。
5.We were bored at hearing her dwelling so much on her past glories.我们对她过于繁琐地讲述她过去的荣誉感到厌烦。
6.Y ou must have the appetite for success and try hard to realize it.你必须有成功的欲望并努力争取实现。
Unit 1Ex3.1.scattered2.convinced3.generate4.prompt5.identify6.flexible7.feedback8.presentation9.Target 10.objectUnit 3Ex3.1.denied2.partly3.had risked4.removed5.failed6.disaster7.assumed8.discourage9.registered 10.residentsUnit 5Ex3.1.soaredestonemercial4.nutrition5.amused6.charming7.icon8.present9.romantic 10.symbolizesUnit 6Ex3.1.provided2.leveled3.on a large scale4.result in5.financial6.damaged7.states8.result from9.guard against 10.entering intoUnit 7Ex3.1.critical2.encompass3.reveal4.dwelling on5.diverse6.let go of7.dedicated8.in pursuit of9.innovative 10.has seen flourishedUnit 1Ex6.1.While advertising must be paid for,another from of mass selling——public ity——is “free”.另一种形式的大众推销宣传是免费的，然而广告是要付费的2.A marketing manager can choose from serveral promotion methods——personal selling,mass selling,and sales promotion.一个营销经理有几种促销方法可供选择，私人促销，大众促销，促销及推广3.But they try to attract attention to the firm and its offerings whitout having to pay media costs. 但是他们努力吸引人们对公司以及其产品的关注，而不必支付媒体的费用4.For example,one video——distributed to TV stations at Halloween——discussed a government recommendation that parents use makeup rather than masks for young children.比如说一个在万圣节期间送到电视台的录像片段讨论的是政府推荐父母给孩子们使用化妆品而不是玩具5.Sales promotion refers to promotion activites——other than advertising,publicity,and personal selling——that stimulate interest,trial,or purchase by final customers or others in the channel.销售推广的是除去广告宣传和个人推销或者其他环节中的兴趣Unit 3Ex6.1.While the ISP and eBay pointed fingers at each other,more news appeared in the paper.当ISP和eBay相互指责，更多的消息会在纸上呈现。
2.Amazingly,the ISP still responded that is was highly unlikely that security had been breached on its end,since no credit card data was in danger.惊人的是，网络服务供应商仍回应说不太可能是它的终端安全被破坏，因为没有任何行用卡数据处在危险之中3.Or is it just that it’s not their money that’s at risk?或者仅仅只是因为只是那些处于危机中的钱不是他们的。
4.But after this,I’ll think twice before registering at another website or making another online purchase.在这之后，在注册一个网站或在网上购物，我都三思而行。