YOU SAID:
the hamburgers was eaten by clients, and then they left
INTO JAPANESE
ハンバーガーは客に食べられて帰ってしまいました
BACK INTO ENGLISH
The hamburger was eaten by the customer and left
INTO JAPANESE
ハンバーガーは客に食べられて帰ってしまった
BACK INTO ENGLISH
The hamburger was eaten by the customer and left
You should move to Japan!