YOU SAID:
my teacher is bad at teaching and is very rude and plays among us
INTO JAPANESE
私の先生は教えるのが下手で、とても失礼で、私たちの間で遊んでいる
BACK INTO ENGLISH
My teacher is not good at teaching, is very rude, and plays with us
INTO JAPANESE
私の先生は教えるのが苦手で、非常に失礼で、私たちと遊んでいる
BACK INTO ENGLISH
My teacher is not good at teaching, is very rude, and plays with us
You've done this before, haven't you.
