This is the 3903rd most frequent Spanish word.
usan
"They use."
The verb 'usan' is the third-person plural form of 'usar', which means 'to use'. In this sentence, it denotes the action of utilizing a pencil for writing performed by 'ellos' (they).
Ellos usan el lápiz para escribir.
They use the pencil to write.
Here, 'usan' is used in a question to inquire about a repetitive action involving the utilization of a color for drawings by 'ellos'.
¿Por qué usan siempre el mismo color para sus dibujos?
Why do they always use the same color for their drawings?
In this example, 'usan' describes an action carried out by 'los niños' (the children), specifically their use of educational toys within the school setting.