数字表示法

数字示法： 1． 描述趋势中的最大/最小值 1) In 1998, the population of traveling abroad reached its top/peak/the highest point/tip at 50,000. 2) By 2010, the population of traveling abroad from China is predicted to peak at 7,000,000 3) In 1995, the population of Australia reached its bottom/lowest point at 20,000,000. 4) It is projected that Australia population bottomed at 20,000,000. 2． 描述趋势中的倍数 5) The sale of luxuries tripled from the end of 1990 to early 1999. 6) The sale of luxuries increased two-folds/two times from the end of 1990 to early 1999.. 7) A two-fold increase was seen in the sale of luxuries from the end of 1990 to early 1999. 8) There was a two-fold increase in the sale of luxuries from the end of 1990 to early 1999. 9) The goal of the company is to increase revenue by 10%. 10) By 2050, the world's population is expected to increase to about 9.1 billion. 11) Manufacturing capacity is expected to increase three-folds by the end of this month 3． 描述比较中的倍数 12) The students of Class A are twice as many as that of Class B. 13) Class A has twice as many students as Class B. 14) There are twice as many students in Class A as that of Class B. Topic for discussion 1. Some people believe that children should engage in educational pursuits in their spare time, otherwise they are wasting their time. Do you agree or disagree? 2. In many countries, children participate in some paid work in their spare time. Some people think this is wrong, but others believe that such work will extend the children’s knowledge and improve their sense of responsibility. What is your opinion?