第38题: [单项选择]Passage Three Questions 32 to 35 are based on the passage you have just heard. A. Business passengers. B. Leisure passengers. C. The increased price. D. The cargo shipments. 参考答案:B 答案解析:[听力原文] Q: What is the general trend in airline industry over the past 50 years [一点即通] 文章提到在过