六级According to Mark Saul, the director of competitions for the Mathematical Association of America, not a single African-American or Hispanic student—and only a handful of girls—has ever made it to the Math Olympiad team in its 50 years of existence.

据美国数学协会竞赛主管马克·索尔（Mark Saul）说，在数学奥林匹克队成立50年的时间里，没有一个非裔美国人或西班牙裔学生，只有少数女孩进入过该队。

2017年6月阅读原文

六级But efforts are in place to expose more black, Hispanic, and low-income students to advanced math, in the hope that the demographic pool of high-level contenders will eventually begin to shift and become less exclusive.

但目前正在努力让更多黑人、西班牙裔和低收入学生学习高等数学，希望高水平竞争者的人口结构最终将开始转变，不再那么排外。

2017年6月阅读原文

六级A New York City-based nonprofit called Bridge to Enter Mathematics runs a residential summer program aimed at getting underserved students, mostly black and Hispanic, working toward math and science careers.

纽约市一家名为Bridge to Enter Mathematics的非营利组织开办了一个暑期住宿项目，旨在让服务不足的学生，主要是黑人和西班牙裔，从事数学和科学事业。

2017年6月阅读原文

考研Foreign-born Asians and Hispanics “have higher rates of intermarriage than do U. S. -born whites and blacks.

外国出生的亚洲人和西班牙裔的通婚率比美国出生的白人和黑人高。

2006年全国硕士研究生招生考试英语试题

考研” By the third generation, one third of Hispanic women are married to non-Hispanics, and 41 percent of Asian-American women are married to non-Asians.

“到了第三代，三分之一的西班牙裔女性嫁给了非西班牙族，41%的亚裔美国女性嫁给了亚裔。

2006年全国硕士研究生招生考试英语试题