1、Air travel is such an everyday experience these days that we are not surprised when we read about a politician having talks with the Japanese Prime Minister one day, attending a meeting in Australia the following morning and have to be off at midday to sign a trade agreement （贸易协定） in Hong Kong. But
2、 frequent long-distance flying can be so tiring that the traveler begins to feel his brain is in one country, his digestion（消化作用） in another and his powers of concentration（集中） nowherein short, he hardly knows where he is.Air travel is so quick nowadays that we can leave London after breakfast and b
3、e in New York in eight hours, yet what really disturbs（妨碍） us most is that when we arrive, it is lunch time when we have already had lunch on the plane and are expecting dinner.Doctors say that travelers are in no condition to work after crossing a number of time zones. Airline pilots, however, ofte
4、n live by their own watches. 1 After a long air trip, a traveler _.A finds himself in a different worldB finds his brain apart from his bodyC finds himself in Hong Kong the following morningD has little sense about where he is2 The sentence “Airline pilots often live by their own watches” means _.A
5、They dont trust others watchesB They dont change their watchesC They make a living by their own watchesD They do as they used to do3 Doctors suggest that travelers _.A should rest when they arrive in New York from LondonB should work in good condition since they just finish a long journeyC rest in a place with good conditionD give up long journey since it makes them tiredDDA
