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专家教你如何高效复习英语四级完形填空？
Growing cooperation among branches of tourism has proved valuable to all concerned. Government bureaus, trade and travel associations, carriers and properties are all working together to bring about optimum conditions for travelers.
Travel operators, specialists in the field of planning, sponsor extensive research programs. They have knowledge of all areas and all carrier services, and they are experts in organizing different types of tours and ____(1)____. They distribute materials to agencies, such as journals, brochures and advertising projects. They offer familiarization and workshop tours ____(2)____.
Tourist counselors give valuable seminars to acquaint agents with new programs and techniques in selling. In this way agents learn ____(3)____ and to suggest different modes and combinations of travel - planes; ships, trains, motorcoaches, car-rentals, and even car purchases.
Properties and agencies work closely together to make the most suitable contracts, considering both the comfort of the clients and their own profitable financial arrangement. Agencies rely upon the good services of hotels, and, conversely, ____(4)____, to fulfill their contracts and to send them clients.
The same confidence exists between agencies and carriers, ____(5)____. Carriers are dependent upon agencies to supply passengers, and agencies are dependent upon carriers to present them with marketable tours. All services must work together for greater efficiency, fair pricing and contented customers.
A including car-rental and sight-seeing services.
B so that in a short time agents can obtain first-hand knowledge of the tours.
C in preparing effective advertising campaigns
D as a result tourism is flouring in all countries
E hotels rely upon agencies
F to explain destinations
KEYS: CBFEA
Death control
A very important world problem-in fact, I am inclined to say it is the most important of all the great world problems________(1) _________-is the rapidly increasing pressure of population on land and on land resources.
This enormous increase of population will create immense problems. By 2000 A.D., unless something desperate happens, there will be as many as 7,000,000,000 people on the surface of the earth! So this is a problem which you are going to see in your lifetime
Why is this enormous increase in population taking place? It is really due to the spread of the knowledge and the practice of _________ (2)_______. You have heard of Birth Control? Death Control is something rather different. Death Control recognizes the work of the doctors and the nurses and the hospitals and the health services in keeping alive people who,_____(3)_____, Would have died of some of the incredibly serious killing diseases , as they used to do. Squalid conditions, which we can remedy by an improved standard of living, caused a lot of disease and dirt. Medical examinations at school catch diseases early and ensure healthier school children. Scientists are at work stamping out malaria and other more deadly diseases. If you are seriously ill there is an ambulance to take you to a modern hospital. Medical care helps _____(4)______. We used to think seventy was a good age; now eighty, ninety, it may be , are coming to be recognized as a normal age for human beings. People are living longer because of this Death Control, and _____(5)_____, so the population of the world is shooting up.
练习：
A fewer children are dying
B a few years ago
C what is coming to be called Death Control
D which face us at the present time
E making it possible for people to live longer
F to keep people alive longer
Keys: DCBFA
