单选题 The United States has historically had higher rates of marriage than those of other industrialized countries. The current annual marriage {{U}} {{U}} 1 {{/U}} {{/U}}in the United States—about 9 new marriages for every 1,000 people—is {{U}} {{U}} 2 {{/U}} {{/U}}higher than it is in other industrialized countries. However, marriage is {{U}} {{U}} 3 {{/U}} {{/U}}as widespread as it was several decades ago. {{U}} {{U}} 4 {{/U}} {{/U}}of American adults who are married {{U}} {{U}} 5 {{/U}} {{/U}}from 72 percent in 1970 to 60 percent in 2002. This does not mean that large numbers of people will remain unmarried {{U}} {{U}} 6 {{/U}} {{/U}}their lives. Throughout the 20th century, about 90 percent of Americans married at some {{U}} {{U}} 7 {{/U}} {{/U}}in their lives. Experts {{U}} {{U}} 8 {{/U}} {{/U}}that about the same proportion of today's young adults will eventually marry.
The timing of marriage has varied {{U}} {{U}} 9 {{/U}} {{/U}}over the past century. In 1995 the average age of women in the United States at the {{U}} {{U}} 10 {{/U}} {{/U}}of their first marriage was 25. The average age of men was about 27. Men and women in the United States marry {{U}} {{U}} 11 {{/U}} {{/U}}the first time at an average of five years later than people {{U}} {{U}} 12 {{/U}} {{/U}}in the 1950s. {{U}} {{U}} 13 {{/U}} {{/U}}, young adults of the 1950s married younger than did any previous {{U}} {{U}} 14 {{/U}} {{/U}}in U. S. history. Today's later age of marriage is {{U}} {{U}} 15 {{/U}} {{/U}}the age of marriage between 1890 and 1940. {{U}} {{U}} 16 {{/U}} {{/U}}, a greater proportion of the population was married (95 percent) during the 1950s than at any time before {{U}} {{U}} 17 {{/U}} {{/U}}. Experts do not agree on {{U}} {{U}} 18 {{/U}} {{/U}}the "marriage rush" of the late 1940s and 1950s occurred, but most social scientists believe it represented a {{U}} {{U}} 19 {{/U}} {{/U}}to the return of peaceful life and prosperity after 15 years of severe economic {{U}} {{U}} 20 {{/U}} {{/U}}and war.

【正确答案】 D

【答案解析】[解析] 本题的考点为副词短语辨析。no longer不再(放在被修饰词之前)。其他选项：[A] not any longer不再(放在被修饰词之后)；[B] no more不再(放在被修饰词之后)，也不，都不；如：He can't afford a new car, and no more can I.他买不起新车，我也买不起。[C] not any more再也不(放在被修饰词之后)。