Huntington based his conclusions on______.
A. records of changes in his own intelligence
B. work with peoples in different climates
C. records of temperature changes
D. all of the above
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People buy cell phones for the following reasons except that______.
A. they're popular
B. they're useful
C. they're cheap
D. they're convenient
某企业发行一债券，面值为2 000元，期限为5年，票面利率为10％，每年付息一次，到期一次还本，发行费率为5％，所得税税率为25％，则该债券的资本成本为()。
A. 8％
B. 8．78％
C. 9％
D. 9.28%
As the earth is cooled, it formed the plate.
A. Right
B. Wrong
C. Not mentioned
产品的三包损失，应记入()。
A. 废品损失
B. 管理费用
C. 制造费用
D. 销售费用
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