YOU SAID:
てまえわも死んでいる
INTO JAPANESE
てまえわも死んでいる
BACK INTO ENGLISH
I'm dead too
INTO JAPANESE
私も死んでいる
BACK INTO ENGLISH
I am also dead
INTO JAPANESE
私も死んでいます
BACK INTO ENGLISH
I am also dead
That didn't even make that much sense in English.