YOU SAID:

Chet was eating cookies at the time of the predators flee

INTO JAPANESE

チェットは捕食者が逃げる時にクッキーを食べていた

BACK INTO ENGLISH

Chet was eating a cookie as the predator fled.

INTO JAPANESE

捕食者が逃げる間、チェットはクッキーを食べていました。

BACK INTO ENGLISH

Chet was eating cookies while the predator ran away.

INTO JAPANESE

捕食者が逃げる間、チェットはクッキーを食べていました。

BACK INTO ENGLISH

Chet was eating cookies while the predator ran away.