[填空题]Today, air travel is far safer than driving a car on a busy (26) . However, there is a danger that grows every year. From the moment an airplane (27) to the moment it lands, every movement is watched on radar screens. Air traffic controllers tell the pilot (28) when to turn, when to climb and when to come down. The air traffic controllers around a busy airport may (29) 1000 planes a day. Any plane that flies near the airport comes under the (30) of the controllers there. Even a small mistake on their part could cause a disaster. Recently, such a disaster almost happened. Two large jets were flying towards the airport. One was carrying 69 (31) from Chicago. An air traffic controller (32) on his radar screen that the two planes were too close to each other. He ordered one to turn to the right and to climb, but he made a mistake: He ordered the wrong plane to do this. So, (33) turning away from the seco

[填空题]Today, air travel is far safer than driving a car on a busy (26) . However, there is a danger that grows every year. From the moment an airplane (27) to the moment it lands, every movement is watched on radar screens. Air traffic controllers tell the pilot (28) when to turn, when to climb and when to come down. The air traffic controllers around a busy airport may (29) 1000 planes a day. Any plane that flies near the airport comes under the (30) of the controllers there. Even a small mistake on their part could cause a disaster. Recently, such a disaster almost happened. Two large jets were flying towards the airport. One was carrying 69 (31) from Chicago. An air traffic controller (32) on his radar screen that the two planes were too close to each other. He ordered one to turn to the right and to climb, but he made a mistake: He ordered the wrong plane to do this. So, (33) turning away from the seco

[单项选择]
Even today, when air and road travel has made Africa so readily accessible to Europeans and Americans, there are innumerable aspects of African life which tend to take one by surprise. The unfamiliar lies hidden everywhere, and the presence of Western culture seems merely to emphasize this unfamiliarity. Basically, the essence of our reaction to the strange, the unfamiliar, is a sense of fear. Every country contains landscapes that arouse unease—whether it be some remote Alpine valley, the wild lavender fields of Upper Province, or a lonely Norwegian fjord at twilight. But in my own experience West Africa contains more weird and eerie regions—rainforest, mangrove swamp, parched plains of red earth—than any other place that I have seen. It is not only in the foreigner that these land- scapes evoke fear. A large part of all old African religions is devoted to soothing the un- known and the unseen—evil spirits which live in a particular tr
A. This fact makes it easier to accept the unfamiliarity of West Africa.
B. This fact makes West Africa seem even stranger.
C. This fact makes no difference to our reaction to West Africa.
D. This fact has been greatly overemphasize

[填空题]Surging growth in international travel is driving revenue increases at the foreign units of U.S. online travel agencies and has spurred heated (36) for a bigger slice of the lucrative and (37) market.
Companies like Orbitz Worldwide Inc. and Priceline.com Inc. have ramped up efforts to attract customers to their sites (38) , and at least one U.S. travel site, Vayama, has (39) itself entirely to international bookings for travel to and from the United States.
Growth in bookings made outside the United States far outpaces the growth in U.S. (40) bookings. That is partly because more people are traveling and partly because travelers are increasingly comfortable trusting their (41) to websites, said Orbitz Chief Executive Steve Baruhart.
"It’s a competitive market place in the United States, and it’s going to be a very competitive marketplace (42) , " Barnhart said in an interview on Monday.
Ea