【正确答案】US FAMILIES TODAY In the early days of America, the family held together for economic reasons./ Father, mother and children all worked together to build the pioneer family or family business. / But today, about one out of three marriages ends in divorce,/ and more and more of them involve children./ The divorce rate in America is still the highest in the world, / but 75 % of the women and 83 % of the men who divorce remarry within 3 years. / The children from the broken families join up to produce a new kind of unit called the blended family. / About 18 million children are now living with their step-brothers and sisters in such an arrangement./ Perhaps the most significant trend today is toward the single-parent household. / Of all children under 18, 17% are now living with only one parent./ Business and government officials are looking for new ways/ to help parents meet their family responsibilities as well as to increase their income./