YOU SAID:

my teacher sings in a sloppy manner

INTO JAPANESE

私の先生はずさんな態度で歌います

BACK INTO ENGLISH

I sing in an attitude like my teacher

INTO JAPANESE

私は先生のような態度で歌います

BACK INTO ENGLISH

I sing with a teacher-like attitude

INTO JAPANESE

私は先生のような態度で歌います

BACK INTO ENGLISH

I sing with a teacher-like attitude