我祖父九十多岁了。

My grandfather is ___in ___his ___nineties.

她九十多岁了，仍然很活跃。

She is ___in ___her ___90s and still very active.

九十多岁的人通常有宝贵的人生经验。

People ___in ___their ___nineties often have valuable life experiences.