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【单选题】
根据1956年联合国发布的《人口老龄化及其社会经济后果》划分标准,一个国家或地区( )岁以上老年人口数量占总人口比例( )%以上时,意味着这个国家或地区进入老龄化社会。A.
60 7%
B.
65 7%
C.
60 10%
D.
65 10%
E.
65 15%
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举一反三
【单选题】A consumer’s behavior was observed in three situations with different prices and incomes. In situation 1, she chose a bundle that cost $1,600. In situation 2, she chose a bundle that cost $2,500. In s...
A.
1 must cost less than $3,100 at situation 3 prices
B.
3 must cost at least $3,100 at situation 1 prices
C.
1 can not cost less than $3,100 at situation 3 prices
D.
2 must cost at least $3,100 at situation 1 prices
【单选题】2Why did Mr. Layton call it a 'win-win' situation?
A.
The situation proved to be beneficial to both Mr. Edwin and the employer.
B.
The situation proved to be beneficial to Mr. Edwin, who with his talent and passion, would have better chances for career development.
C.
The situation proved to be beneficial to the employer who would sponsor a second employer.
D.
The situation proved to be beneficial to both the manufacturing company and speech coaches.
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