13％的美国家庭称得上是贫民，米歇尔先生说。
13 percent of American households qualify as poor, says Mr. Mishel.
丁金斯先生拜访了丧失亲人的家庭，给予安慰。
丹尼尔斯先生需要向普渡大学的学生和他们的家庭证明，其高昂的学费是合理的。
Mr. Daniels needed to justify the high cost of attending Purdue to its students and their families.
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