YOU SAID:

I don't want to go back to school because I will have to go to history with Mr. Marhenkie

INTO JAPANESE

私はMarhenkie氏と一緒に歴史に行かなければならないので、私は学校に戻りたくない

BACK INTO ENGLISH

I do not want to go back to school because I have to go to history with Mr. Marhenkie

INTO JAPANESE

私はMarhenkie氏と一緒に歴史に行かなければならないので、私は学校に戻りたくない

BACK INTO ENGLISH

I do not want to go back to school because I have to go to history with Mr. Marhenkie