YOU SAID:

I once ate an entire cake by myself and threw up shortly after

INTO JAPANESE

私は一度自分でケーキを食べ、すぐに捨てた

BACK INTO ENGLISH

I ate the cake by myself and threw it out soon.

INTO JAPANESE

私は自分でケーキを食べ、すぐにそれを投げつけました。

BACK INTO ENGLISH

I ate the cake myself and threw it at once.

INTO JAPANESE

自分はケーキを食べたし、すぐにそれを投げた。

BACK INTO ENGLISH

I ate the cake and then threw it away.

INTO JAPANESE

ケーキを食べ、その後、捨てた。

BACK INTO ENGLISH

Eat cake and then threw it away.

INTO JAPANESE

ケーキを食べるし、それを捨てた。

BACK INTO ENGLISH

Eat cake and then threw it out.

INTO JAPANESE

ケーキを食べるし、それを捨てた。

BACK INTO ENGLISH

Eat cake and then threw it out.