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2011-09-27 16:23:00   来源：liuxuepaper.Com    双击单词自动翻译

　　The main flaw in the reasoning in the passage above is that it

　　(A) suggests that Con美国GREss revamp current income tax laws to favor married couples with two incomes

　　(B) assumes that Con美国GREss intentionally penalized married couples when it required that they pay higher income taxes than single people

　　(C) suggests that Con美国GREss should consider now its income tax legislation affects ail segments of the population

　　(D) suggests that current income tax law, rather than one or more other factors, is responsible for the increase in the number of unmarried couples living together

　　(E) assumes that current income tax rates determine whether or not most married couples choose to remain married

　　7. Cars made in the United States average 21.5 miles per gallon of gas, whereas imported cars average 30.5 miles per gallon. Therefore, owners of cars made in the United States spend substantially more for gas than do owners of imported cars. As a result, the automobile industry in the United States is losing a significant portion of the car market to foreign car makers.

　　The passage above presupposes that

　　(A) imported cars are better engineered than most cars made in the United States

　　(B) automobile buyers in the United States are eager to preserve dwindling petroleum resources

　　(C)the cost of operation is an important consideration for those who buy automobiles

　　(D) imported cars and cars made in the United States cost approximately the same amount

　　(E) the automobile industry in the United States will continue to lose a significant portion of the car market to foreign car makers