作文第一套：
　　Issue：
　　38 It is primarily through our identification with social groups that we define ourselves.
　　我们主要通过认同社会群体来定位自己。
　　78、The following appeared in a memo from the vice president of a food distribution company with food storage warehouses in several cities.
　　"Recently, we signed a contract with the Fly-Away Pest Control Company to provide pest control services at our fast-food warehouse in Palm City, but last month we discovered that over $20,000 worth of food there had been destroyed by pest damage. Meanwhile, the Buzzoff Pest Control Company, which we have used for many years, continued to service our warehouse in Wintervale, and last month only $10,000 worth of the food stored there had been destroyed by pest damage. Even though the price charged by Fly-Away is considerably lower, our best means of saving money is to return to Buzzoff for all our pest control services."
　　Write a response in which you discuss what specific evidence is needed to evaluate the argument and explain how the evidence would weaken or strengthen the argument.
2015年5月23日GRE真题解析回忆  http://dl.xiaoma.com/20150525/grezh-lwj-052501.html?seo=t5.708