YOU SAID:
hello im the worst person in the world
INTO JAPANESE
こんにちは私は、世界で最悪の人
BACK INTO ENGLISH
Hi I was the worst person in the world
INTO JAPANESE
こんにちは、私は世界で最悪の人だった
BACK INTO ENGLISH
Hi, I was the worst person in the world
INTO JAPANESE
こんにちは、私は世界で最悪の人がいた
BACK INTO ENGLISH
Hi, I was the worst person in the world
Come on, you can do better than that.