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Since the 【21】______ of the National Environmental Policies Act in 1969, the United States Congress, legislature at the fede
Since the 【21】______ of the National Environmental Policies Act in 1969, the United States Congress, legislature at the fede
admin
2010-07-06
120
问题
Since the 【21】______ of the National Environmental Policies Act in 1969, the United States Congress, legislature at the federal level, has 【22】______ a series of laws designed to prevent the air and water pollution and to 【23】______ noise. At the same time, legislatures at the state 【24】______ have also been active in this area, and many states have laws that are similar to the federal laws. 【25】______ ,a state law must not conflict with a federal 【26】______ or 【27】______ an unreasonable burden on interstate commerce.
The city of Burbank in California adopted an ordinance 【28】______ the nighttime takeoffs of jet aircraft between 10 p.m and 7 a.m. Lockheed owned and operated the Burbank Airport. It 【29】______ Brubank to prevent the enforcement of the ordinance.
The judgment is 【30】______ Lockheed. The federal government of the United States has passed laws 【31】______ aviation and noise in the federal Aviation Act of 1958 and the Noise Control Act of ]972. Such legislation preempted the field and 【32】______ state action, because 【33】______ regulations would place an unreasonable burden on interstate commerce. If each airport had its own landing time 【34】______ , it would be very difficult to plan flights. Moreover the bunching of flights to 【35】______ local curfews would produce even greater noise and would increase the danger of 【36】______ by increasing traffic 【37】______ . From the nature of aviation 【38】______ , a single national control was essential. As a local regulation, the 【39】______ prohibiting nighttime takeoffs adopted by the City of Burbank was 【40】______ declared illegal.
【40】
选项
A、otherwise
B、still
C、furthermore
D、therefore
答案
D
解析
本题考查句子连接。在题目给出的选项中,只有therefore可以表示“因此,所以”的意思。
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公共英语四级笔试题库公共英语(PETS)分类
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