11.Money, whatever form it takes, is essential for buying goods and services。

　　12.People from different countries speak different languages, keep different value systems, and have different ways of looking at things。

　　13.Technology is making life more convenient and enjoyable but is also affecting the environment in harmful ways。

　　14.Smoking is dangerous not only to the smokers themselves but also to the non-smokers around them。

　　15.A growing number of adults find themselves not only parenting their children, but providing care for their parents as well。

　　16.People, not realizing that water resources on the earth are limited, waste a great amount of water every day。

　　17.Citizens have the right to know the truth and supervise the celebrity, thus forming a kind of public opinion。

　　18.Having placed great expectations on their son, they couldn’t hold back huge disappointment and anger when they learnt their son’s failure to pass the test。

　　19.With the improvement of living standards, more and more people begin to buy cars to meet the needs of work and life, thereby worsening the traffic problems。

　　20.To learn a foreign language well, a good memory is a must。

　　11。钱，不管什么形式，都是购买商品和服务所不可缺少的。

　　12。不同国家的人们说不同的语言，有不同的价值体系，和看待事情不同的方式。

　　13。技术使生活变得更便捷和美好，但也对环境产生了破坏。

　　14。吸烟不仅对吸烟者自身有害，而且对周围的非吸烟者也有害。

　　15。越来越多的成年人发现自己不仅要照顾好孩子，而且还要关照好自己的父母。

　　16。由于意识不到地球水资源的有限性，人们每天都浪费很多水。

　　17。公民有权了解事实，监督名人，从而形成公众舆论。

　　18。他们对儿子期望甚高，所以听说儿子考试不及格，不禁大失所望，很是气愤。

　　19。随着生活水平的提高，越来越多的人开始买车来满足工作生活的需要，因而使得交通问题更加糟糕。

　　20。学好一门外语，好的记忆力很有必要。