1. Many elderly people experience loneliness and isolation as they age.
许多年长的人在年龄增长时会感到孤独和孤立。

2. The government has implemented policies to improve healthcare for the elderly.
政府已经实施了政策来改善老年人的医疗保健。

3. I helped my elderly neighbor carry her groceries up the stairs.
我帮助我年迈的邻居把她的杂货搬上楼。