Usages of αυτοί
Ο φοιτητής και η φοιτήτρια από την περιοχή μου μαθαίνουν κι αυτοί ελληνικά.
The male student and the female student from my area are also learning Greek.
Αυτοί είναι έτοιμοι τώρα.
They are ready now.
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We have an entire course teaching Greek grammar and vocabulary.