en > eu 
/əs/
1 pron. (direct object) gu
they saw us at school: eskolan ikusi gaituzte
2 pron. (indirect object) guri
he gave it to us: guri eman zigun
he told us a story: ipuin bat kontatu zigun
3 pron. (after prep) gurekin, guretzat, guregatik, guregana, gutaz
they stayed with us: gurekin gelditu ziren
there were four of us: lau lagun ginen
4 pron. (emphatic use) gu, geu
it's us, can we come in?: gu gara, sar gaitezke?
you can't expect us to do it: ez duzu usteko ba geuk egingo dugunik
5 pron. (in comparisons) gu
they are younger than us: gu baino gazteagoak dira