They were with their parents. As Faith Lapidus tells us, it was Take Our Daughters and Sons to Work Day.

VOA: special.2010.04.30

One has roommates, one has parents, in our own day and age, who of course share such a belief in the absolute singularity of the truth.

一个人在自己的岁月和日子里，有室友有父母,他们当然共享一个自己的真理信念。

耶鲁公开课 - 弥尔顿课程节选

The opportunity of people to control that is going down and down,and down; and the opportunity for parents to control it is being eroded day, after day, after day.

而人需要控制这种情况的机会,正在日益减少,而家长要控制自己孩子不受影响的概率,也日益降低

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

He says parents should limit snacks to one a day for children age six and older.

VOA: special.2010.03.17

So the Ms.Foundation planned a day for parents in New York City to show girls all the possibilities for them in the professional world.

VOA: special.2010.04.30