get good

llegar a ser bueno

get good

intransitive verb phrase

1. (to become skillful)

a. llegar a ser bueno

If you don't practice the piano every day, you're never going to get good.

Si no practicas el piano todos los días, no llegarás a ser bueno.

2. (to improve; used often in the -ing form)

a. ir bien

Just when things were getting good, they sold the company, and then everything went south from there.

Justo cuando las cosas iban bien, vendieron la empresa y, a partir de ahí, todo se fue al garete.