Yes, they are hers

它们───they;她───she

They lived in unspoilt union.───他们和睦相处.

They proposed to make arrangement beforehand.───他们提议事先做好安排.

They promoted him to be a general.───他们将他提拔为将军.

They refused to be enslaved and rose in struggle.───他们不甘心受奴役而起来斗争了.

They imprisoned many of those they caught.───他们把抓来的许多人关入了监狱.

It is absurd that they ( should ) deny my request.───他们拒绝我的要求是荒唐的.

They compromised by going to the cinema.───他们采取折中的办法去看电影.

They knew they had been rumbled.───他们知道自己已经被识破了。