Direct Services. The postal system, for example, is a federal system【63】 the entire nation, as is the large and complex establishment. Conversely the construction and【64】 of most highways, the【65】 of the individual states, and the public educational systems, despite a large funding role by the federal government, are primarily【66】 for by country or city governments. Police and fire protection and sanitation【67】 are also the responsibilities of local government.
Regulation and Control. The government regulates and controls private【68】 in, many ways, for the【69】 of assuring that business serves the best【70】 of the people as a whole. Regulation is necessary in areas where private enterprise is granted a(n)【71】, such as in telephone or electric service. Public policy permits such companies to make a reasonable【72】, but limits their ability to raise prices【73】, since the public depends on their services. Often control is【74】to protect the public, as for example, when the Food and Drug Administration bans harmful drugs, or requires standards of【75】in food. In other industries, government sets guidelines to ensure fair competition without using direct control.
Stabilization and Growth. Branches of government, including Congress and such entities as the Federal Reserve Board, attempt to control the extremes of boom and bust of inflation and depression, by【76】tax rates, the money supply, and the use of credit. They can also【77】the economy through changes in the amount of public spending by the government itself.
Direct Assistance. The government provides many kinds of help to【78】and individuals. For example, tariffs【79】certain products to remain relatively free of foreign competition; imports are sometimes taxed so that American products are able to【80】better with certain foreign goods. In quite a different area, government supports individuals who cannot adequately care for themselves, by making grants to working parents with dependent children, by providing medical care for the aged and the indigent, and through social welfare system.
(41)
A.economy
B.horror
C.magnifier
D.element
第1题
苯噻啶()。
A、结构中含有哌嗪环
B、结构中含有噻吩环
C、结构中含有环丁基
D、结构中含有噻唑环
E、结构中含有芳伯氨基
第2题
苯噻啶
A、结构中含有哌嗪环
B、结构中含有噻吩环
C、结构中含有环丁基
D、结构中含有噻唑环
E、结构中含有芳伯氨基
第3题
盐酸布桂嗪
A、结构中含有哌嗪环
B、结构中含有噻吩环
C、结构中含有环丁基
D、结构中含有噻唑环
E、结构中含有芳伯氨基
第4题
盐酸溴己新
A、结构中含有哌嗪环
B、结构中含有噻吩环
C、结构中含有环丁基
D、结构中含有噻唑环
E、结构中含有芳伯氨基
第5题
酒石酸布托啡诺
A、结构中含有哌嗪环
B、结构中含有噻吩环
C、结构中含有环丁基
D、结构中含有噻唑环
E、结构中含有芳伯氨基
第6题
盐酸布桂嗪()。
A、结构中含有哌嗪环
B、结构中含有噻吩环
C、结构中含有环丁基
D、结构中含有噻唑环
E、结构中含有芳伯氨基
第7题
盐酸布桂嗪()。
A、结构中含有哌嗪环
B、结构中含有噻吩环
C、结构中含有环丁基
D、结构中含有噻唑环
E、结构中含有芳伯氨基
第8题
盐酸溴己新()。
A、结构中含有哌嗪环
B、结构中含有噻吩环
C、结构中含有环丁基
D、结构中含有噻唑环
E、结构中含有芳伯氨基
第9题
盐酸溴己新()。
A、结构中含有哌嗪环
B、结构中含有噻吩环
C、结构中含有环丁基
D、结构中含有噻唑环
E、结构中含有芳伯氨基
第10题
酒石酸布托啡诺()。
A、结构中含有哌嗪环
B、结构中含有噻吩环
C、结构中含有环丁基
D、结构中含有噻唑环
E、结构中含有芳伯氨基
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!