我爷爷今年六十一岁了。

My grandfather is ___sixty-one years old this year.

她父亲今年61岁，但仍然坚持每天晨跑。

Her father is ___sixty-one this year but still goes jogging every morning.

他最喜欢的球员穿61号球衣。

His favorite player wears jersey number ___sixty-one.