单选题
A. Now American men can live five years longer than expected, B. An ordinary American woman lives a happier life. C. In America, there are more females than males. D. In America, women live longer than men.
【正确答案】
D
【答案解析】[解析] An average American male is expected to live 75.4 years, while the life expectancy of a female can be 80.4 years.
单选题
A. With the expansion of urbanization, many people now choose to live in the city. B. With private cars becoming increasingly popular, there is less green in cities. C. There is good reason that a person in an urban area should not buy a car. D. There is the answer to the question of why it is worthwhile living in a large city.
【正确答案】
C
【答案解析】[解析] For many people in large cities, the reasons against owning a private car outweigh the reasons for owning one. Therefore, the answer is negative.
单选题
A. I don't think we should apply the basic principles of trade. B. There will be a turning point for our company if we observe the basic principles. C. Many companies are hit by the economic crisis, and our company is no exception. D. Little do we realize that our company has been affected by the current economic crisis.
【正确答案】
C
【答案解析】[解析] To believe that our company can be little affected or even immune to the current economic crisis is to ignore the most basic principles of trade and commerce.
单选题
A. She can save up to $600 a month for her studies. B. She spends approximately $800 each month. C. She is not content with her parents for the allowance. D. She can not make both ends meet while at college.
【正确答案】
B
【答案解析】[解析] At college Betty receives a monthly allowance of $650 from home. She also earns $350 a month in her part-time job. And she spends about 80% of her income for daily expenses.
单选题
A. The promotions and higher salaries bring increased responsibilities. B. There are more opportunities to be promoted in government agencies. C. Businesses and organizations are reluctant to promote their employees. D. Once a higher position becomes vacant, more responses from the public will be heard.
【正确答案】
A
【答案解析】[解析] Some businesses, organizations, and government agencies provide employees with the opportunities to progress to higher positions with higher salaries. The higher position an individual occupies, the more responsibilities it brings.