GWD-4-8
From 1980 to 1989, total consumption of fish in the country of Jurania increased by 4.5 percent, and total consumption of poultry products there increased by 9.0 percent. During the same period, the population of Jurania increased by 6 percent, in part due to immigration to Jurania from other countries in the region.
If the statements above are true, which of the following must also be true on the basis of them?
A. During the 1980’s in Jurania, profits of wholesale distributors of poultry products increased at a greater rate than did profits of wholesale distributors of fish.
B. For people who immigrated to Jurania during the 1980’s, fish was less likely to be a major part of their diet than was poultry.
C. In 1989 Juranians consumed twice as much poultry as fish.
D. For a significant proportion of Jurania’s population, both fish and poultry products were a regular part of their diet during the 1980’s.
E. 
er capita consumption of fish in Jurania was lower in 1989 than in 1980.
AD无关，C不对（有数学常识的都懂）
B不一定对，万一是J国人自己的饮食习惯发生变化也是有可能导致这个结果的
E一定是对的
另外，mm做GWD的时候可以多用论坛搜索功能，在左下角的快速搜索里面输GWD-4-8你就可以找到前辈们的讨论了
http://forum.chasedream.com/dispbbs.asp?BoardID=24&ID=73540&replyID=&skin=1
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