阅读下列材料，从每题所给的四个选项（A、B、C和D）中，选出最佳选项。
A
A woman from Japan was telling a friend about her trip to the United States. The woman had visited major businesses and investment companies in New York City and Chicago.
“I studied English before I left home,” she said. “But I still was not sure that people were speaking English.”
Her problem is easy to understand. Americans in business are like people who are in business anywhere. They have a language of their own. Some of the words and expressions deal with the special areas of their work. Other expressions are borrowed from different kinds of work such as the theater and movie industry.
