2017年3月1日西安gre作文机经.

　　考试时间：2011年3月1日

　　考试地点：西安外国语学院

　　Issue54. "History teaches us only one thing: knowing about the past cannot help people to make important decisions today."

　　43. "To be an fective leader, a public official must maintain the highest ethical and moral standards."

　　Argument188.A new report suggests that men and women experience pain very differently from one another, and that doctors should consider these differences when prescribing pain medications. When researchers administered the same dosage of kappa opioids-a painkiller-to 28 men and 20 women who were having their wisdom teeth extracted, the women reported feeling much less pain than the men, and the easing of pain lasted considerably longer in women. This research suggests that kappa opioids should be prescribed for women whenever pain medication is required, whereas men should be given other kinds of pain medication. In addition, researchers should reevaluate the fects of all medications on men versus women.