Usages of su
La empresa ofrecerá un curso para los empleados que quieran mejorar su inglés.
The company will offer a course for employees who want to improve their English.
Ellas se quedaron en la oficina porque su jefa quería reunirse más tarde.
They stayed at the office because their boss wanted to meet later.
Quiero agradecer a mi familia su ayuda.
I want to thank my family for their help.
Elon.io is an online learning platform
We have an entire course teaching Spanish grammar and vocabulary.