通过每天练习，他在钢琴演奏方面逐渐取得了进步。

By practicing daily, he is ___gaining improvement in his piano playing.

他在过去几个月里体重增加了五公斤。

He has ___gained five kilograms in weight over the past few months.

通过她的出色表现，她正在赢得团队的信任。

With her excellent performance, she is ___gaining the trust of her team.