Ει, ει Articles-Cases-Syllables, Words Hellenic Lessons When do we use ει? Πότε χρησιμοποιούμε το -ει; Hellenic Lessons’ Learners - 1 year Membership Required You must be a Hellenic Lessons’ Learners - 1 year member to access this content.Join NowAlready a member? Log in here 23 April 202113 May 2021