The Browns held _____ they called “family day”once a year.

 The policeman asked the child      so that he could take him home.

—What did your parents think about your decision?—They always let me do _____ I think I should.

Scientists study ________ human brains work to make computers.       

Crow considers the TV shows “a beautiful model of_______ I call high-tech learning. They can teach children about things in ways traditional education can’t.”