YOU SAID:
Hi I'm dead please help me
INTO JAPANESE
こんにちは私は死んでいます
BACK INTO ENGLISH
Hi i am dead
INTO JAPANESE
こんにちは、私は死にました
BACK INTO ENGLISH
Hello, I died
INTO JAPANESE
こんにちは、私は死にました
BACK INTO ENGLISH
Hello, I died
That didn't even make that much sense in English.