Part I
1C 2D 3C 4B 5C
Part II
(1) tiny (2) identity (3) maintain (4) fuel (5) networks (6) insurance (7) external (8) Ticket prices include a number of fees,taxes (9) If airlines carry passengers without proper documents on an international flight,they are responsible for carrying them back to the originating country (10) While airlines as a whole earned 6% return on capital employed,airports earned 10%
Part III
1C 2A 3B 4D 5C
Part IV
1A 2B 3D 4C 5B 6D 7B 8A 9D 10B
