假定某国净贸易条件以1990年为基期是100，2000年出口价格指数下降10%，为90；进口价格指数上升20%，为120，且该国的出口商品的劳动生产率从1990年的100提高到2000年的150，而进口商品的劳动生产率则从1990年的100提高到2000年的110，则2000年该国家的双项因素贸易条件是（ ）。
A. 112.50
B. 108.57
C. 107.14
D. 102.27
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It can be inferred from the passage that the author considers Fisher's work to be ______.
A. definitive and thorough
B. inaccurate but popular, compared with Hamilton's work
C. accurate, but trivial compared with Hamilton's work
D. admirable, but not as up-to-date as Hamilton's work
During the Middle Ages, productivity of labor ______.
A. was a primary concern of society
B. was hampered by class relationships
C. began to improve over levels reached by the Greeks
D. was in a period of technical progress
In the author's opinion, the idea that geneticists could produce a super-ape is ______.
A. irrational
B. plausible
C. biologically impossible
D. demonstrably true
在MT 701 Issue of a Documentary Credit中，代号27代表的是信用证的（ ）。
A. Description of Goods and/or Services
B. Sequence of Total
C. Additional Conditions
Date of Amendment
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