1. Discuss the increasing trend of air travel among people. 2. You can mention factors such as speed, convenience, and accessibility that contribute to this preference. 3. Optionally, you can also discuss the impact of globalization and improved economic conditions that enable more people to afford air travel.

1. 討論人們飛行旅行日益增加的趨勢。 2. 您可以提到速度、方便性和可及性等因素促成此偏好。 3. 選擇性地，您也可以討論全球化和經濟狀況改善導致更多人負擔得起飛行旅行的影響。