elder

我姐姐正考虑报名参加一个瑜伽俱乐部。

My ___elder sister is thinking of signing up for a yoga club.

她哥哥正在国外留学。

Her ___elder brother is studying abroad.

我哥哥骑自行车摔倒时，手臂骨折了。

My ___elder brother broke a bone in his arm when he fell off his bike.