Unit 1 The Time P00 Unit 2 The Newsweek 50 Unit 3 The World in 2009 Unit 4 Business and Life Unit 5 Courtesy Unit 6 Japan Unit 7 Afghanistan Unit 8 Pakistan Unit 9 India Unit 10 Hait5 Unit 11 Education Unit 12 Science and technology Unit 13 Health care and technology Unit 14 Globalization Unit 15 Production
以下为对购买帮助不大的评价