YOU SAID:

Guess the cat's out of the bag.

INTO JAPANESE

猫が袋から出て行ったのを推測します。

BACK INTO ENGLISH

I guess the cat went out of the bag.

INTO JAPANESE

私は猫がバッグから出て行ったと思います。

BACK INTO ENGLISH

I think the cat went out of the bag.

INTO JAPANESE

猫はかばんから出て行ったと思う。

BACK INTO ENGLISH

I think the cat went out of the bag.