since when, from when
Çok yaygın
Zarf
Karşılaştırma:Karşılaştırılamaz
Tür:Düzenli
Dereceler
Sıfat:
Örnekler
Since when have you worked here?
I do not know since when it applies.
Since when is the shop closed?
Tell me since when you have been waiting.
Since when have you lived in Prague?