they
US /ðeɪ/
UK /ðeɪ/

1.
ellos, ellas
used to refer to two or more people or things previously mentioned or easily identified
:
•
The children are playing outside; they are having fun.
Los niños están jugando afuera; ellos se están divirtiendo.
•
I bought some books, and they are on the table.
Compré algunos libros, y están sobre la mesa.
2.
ellos, ellas
used to refer to a person of unspecified gender
:
•
If anyone calls, tell them I'll be back soon.
Si alguien llama, diles que volveré pronto.
•
Every student should do their best.
Cada estudiante debe dar lo mejor de sí.