题目题材：商业
gre argument ：
The following appeared in a memo from the preident of a chain of cheee tore located throughout the United State.
For many year all the tore in our chain have tocked a wide variety of both dometic and imported cheee. Lat year, however, the five bet-elling cheee at our newet tore were all dometic cheddar cheee from Wiconin. Furthermore, a recent urvey by Cheee of the World magazine indicate an increaing preference for dometic cheee among it ubcriber. Since our company can reduce expene by limiting inventory, the bet way to improve profit in all of our tore i to dicontinue tocking many of our varietie of imported cheee and concentrate primarily on dometic cheee.
提纲：
The ituation lat year may be unuual, it doe not indicate that dometic cheddar cheee will alo be popular in the future.
The ituation at the newet tore might not be repreentative of all tore.
The preident doe not provide any information about the ubcriber of Cheee of the World, thu they may not be repreentative of United State conumer.