A Country's Standard of Living
The "standard of living" of any country means the average person's share of the goods and services the country produces. A country's standard of living, __________（51）, depends on its capacity to produce wealth. 'Wealth" __________（52） this sense is not money, for we do not live on money __________（53） on things that money can buy: "goods" such as food and clothing, and =services" such as transport and entertainment.
A country's capacity to produce wealth depends upon many factors, most of __________（54） have an effect on one another. Wealth depends __________（55） a great extent upon a country's natural resources. Some regions of the world are well supplied with coal and minerals, and have fertile （肥沃的） Soil and a favorable climate; other regions possess none of them.
Next to natural resources __________（56） the ability to turn them to use. China is perhaps as well-off __________（57） the USA in natural resources, but suffered for many years from civil and external wars, and __________（58） this and other reasons was __________（59） to develop her resources. Sound and stable political conditions, and __________（60） from foreign invasions, enable a country to develop its natural resources peacefully and steadily, and to produce more wealth than another country equally well favoured by nature but less well ordered.
A country's standard of living does not only depend upon the wealth that is produced and consumed __________（61） its own borders, but also upon what is directly produced through international trade. __________（62）, Britain's wealth in foodstuffs and other agricultural products would be much less if she had to depend only on __________（63） grown at home. Trade makes it possible for her surplus （过剩的） manufactured goods to be traded abroad for the agricultural products that would __________（64） be lacking. A country's wealth is, therefore, much __________（65） by its manufacturing capacity, provided （如果） that other countries can be found ready to accept its manufactures.
51 A however B furthermore C similarly D therefore
52 A by B on C in D with
53 A or B but C either D besides
54 A these B that C what D which
55 A at B to C by D with
56 A came B coming C comes D come
57 A to B like C by D as
58 A because B for C of D by
59 A uneasy B incapable C impossible D unable
60 A resolution B freedom C aggression D destruction
61 A at B by C within D on
62 A In short B For example C As a result D On the other hand
63 A which B what C that D those
64 A otherwise B certainly C however D therefore
65 A made B done C produced D influenced
参考答案：51. D 52. C 53. B 54. D 55. B 56. C 57. D 58. B 59. D 60. B 61. C 62. B 63. D 64. A 65. D