YOU SAID:

i eat breakfast because it taste delicious and i ate the train

INTO JAPANESE

朝食は美味しいから、電車を食べたから

BACK INTO ENGLISH

Breakfast is delicious, so I ate the train.

INTO JAPANESE

朝食が美味しいので、電車を食べました。

BACK INTO ENGLISH

Breakfast was delicious, so I ate a train.

INTO JAPANESE

朝食が美味しかったので、電車を食べました。

BACK INTO ENGLISH

Breakfast was delicious, so I ate a train.