填空题

One afternoon recently, two (36) friends called to tell me that, well, their marriages hadn’t made it. One was leaving his wife for another woman. The other was leaving her husband because "we thought it best".
As always after such (37) common calls, I felt (38) and angry. What had happened to those (39) vows that they (40) on their wedding ceremony Given the era and their feelings, their decisions probably made (41) . What angers me was the loss of years and energy. It was an anger similar to that I feel when I see (42) foundations of building projects — piled bricks and girders and a gash in the ground left to depress the passerby.
When our grandparents married, seldom couples (43) . "As long as we both shall live" was no joke. After their vows, couples learned to live with each other — (44) .
Most of the external pressures that helped to enforce our grandparents’ vows have dissolved. Women can earn money and may enjoy sex, even bear children, without marrying. As divorce becomes more common, some divorces even argue (45) .
In some respects, this freedom can be seen as social progress. (46) .