题目内容：
根据以下材料，回答题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, therefore __________ (51) first on its capacity to produce wealth. "Wealth" in this __________ (52) is not money, for we do not live on money but on things that money can buy: "goods" such as food and clothing, and "services" such as transport and entertainment.
A country's capacity to __________ (53) 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 word are well supplied with coal and minerals, and have fertile (肥沃的)soil and a favorable climate; other regions __________ (56) none of them. Next to natural resources comes the ability to __________ (57) them to use. China is perhaps as rich as the USA in natural resources, but suffered for many years __________ (58) civil and external wars. And for this and other __________ (59) was unable to develop her resources. Sound and stable political conditionsand __________ (60) from foreign invasionsenable a country to develop its natural resources peacefully and steadily, and to produce more __________ (61) than another country equally well favored by nature but less well ordered.
A country's standard of living does not only depend upon the wealth that is produced and __________ (62) within its own borders, but also upon what is directly produced through intemational trade. For example, Britain's wealth in foodstuffs and other agricultural __________ (63) would be much less if she had to dependonly on those grown at home. Trade makes it possible for her surplus (过剩的 ) manufactured goods to be Waded abroad for the agricultural products __________ (64)would otherwise be lacking. A country's wealth is, therefore, much influenced by its manufacturing capacity, __________ (65) that other countries can be found ready to accept its manufactures.
回答(51)题 A．calls
B．gets
C．depends
D．takes
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