A．that a food product travels to a market

　　B．that a food product travels from one market to another

　　C．between UK and other food producing countries

　　D．between a Third World country and a First World food market

　　解析：由第二段第一句"...of miles traveled by a product is a．.."可知答案为A。

　　答案：A

　　7．By comparing tomatoes raised in Britain and in Ghana the author tries to explain that ________.

　　A．British tomatoes are healthier than Ghanaian ones

　　B．Ghanaian tomatoes taste better than British ones

　　C．cutting down food miles may not necessarily save fuel

　　D．protecting the environment may cost a lot of money

　　解析：第二段最后一句"......不同是英国的西红柿是在加热的温室中生产的，而加纳的西红柿是在阳光下长成的。"意思是购买本国的也不一定能节省能源。

　　答案：C

　　8．From the passage we know that the author is most probably ________.

　　A．a supporter of free global trade

　　B．a member of the Food Commission

　　C．a supporter of First World food markets

　　D．a member of an energy development group

　　解析：文章最后一句，作者认为food miles是全球贸易成功的标志，不是危害环境的标志。因而选A。

　　答案：A