阅读理解。 People travel a lot with Bel Air because they know they will get what they want. They want to go quickly and safely across the land, across the sea or right across the world, and they know Bel Air will take them where they want to go and when they want to go. Bel air flies all the newest and fastest planes to more towns and cities of the world than any other airlines (航空公司). Do you want to go to Pairs, Washington and Tokyo? Bel Air will take you there at all times of the day or night, right through the week. Bel Air not only flies to the biggest cities, but also flies two or three times a week to towns and cities in the very centre of Asia, Africa and South America. People fly with Bel Air because they know they will leave on time and arrive on time. They know that they oil receive the best food and watch the best films. Bel Air is second to none. 1. Bel Air is _____. A. the name of a plane B. the name of an airline C. a city D. a town 2. Bel Air's planes _____. A. are fast but not safe B. fly quickly but not fast C. are safe but not new D. fly fast and safely 3. The airline flies planes to cities like Paris _____. A. day and night, through the week B. two or three times a week C. at any time of the day D. all the time 4. 'In the very centre of Asia' means _________. A. all over Asia B. around Asia C. the biggest city in Asia D. right in the middle of Asia 5. In the passage 'Second to none' may mean _________. A. the second one B. the last one C. the best one D. the would one