YOU SAID:

Yeah because when I got home yesterday, my father had already cooked dinner.

INTO JAPANESE

はいので、私は昨日帰宅したとき私の父は既に夕食を調理しました。

BACK INTO ENGLISH

Yes, because when I came home yesterday my father already was cooking the dinner.

INTO JAPANESE

はい、来た時から昨日父家既に夕食を作っていた。

BACK INTO ENGLISH

Yes, since when I came yesterday father House already was making dinner.

INTO JAPANESE

はい、昨日来た時から既に家の父は夕食を作っていた。

BACK INTO ENGLISH

Yes, yesterday to come already is the father of the House was cooking dinner.

INTO JAPANESE

はい、昨日すでに来て、家の父は夕食を作っていた。

BACK INTO ENGLISH

Yes, already came yesterday, my father was making dinner.

INTO JAPANESE

はい、すでに昨日、私の父は夕食を作っていた。

BACK INTO ENGLISH

Yes, already yesterday, my father was making dinner.

INTO JAPANESE

はい、昨日、私の父は夕食を作っていた。

BACK INTO ENGLISH

Yes, yesterday, my father was making dinner.

INTO JAPANESE

はい、昨日、私の父は夕食を作っていた。

BACK INTO ENGLISH

Yes, yesterday, my father was making dinner.