YOU SAID:

Running scared, I was there.

INTO JAPANESE

怖い走って、そこにいた。

BACK INTO ENGLISH

I was scared and I was there.

INTO JAPANESE

私は怖くてそこにいました。

BACK INTO ENGLISH

I was there because I was scared.

INTO JAPANESE

私は怖かったのでそこにいました。

BACK INTO ENGLISH

I was there because I was scared.