欢迎来到PP题库网 PP题库官网
logo
全部科目 > 外语考试试题及答案解析

未知题型

Old age in the United States presents many
problems and opportunities. With the result of 【S1】______
improved medical services, people live longer than they
used to. This increase in longevity creates a wide range
of social needs that didn't exist when the average life
expectancy was higher. The medical specialty of 【S2】______
gerontology (老年医学) has opened research areas and
careers related to the elderly.
Because of changes in the family structure from
extended to nuclear, the elderly has to create existences 【S3】______

    A.
    B.
    C.
    D.them
    E.
    【S1】
【参考答案】

With→As
With→As

点击查看答案

相关考题

微信小程序免费搜题
微信扫一扫,加关注免费搜题

微信扫一扫,加关注免费搜题