YOU SAID:

i am sad we will no longer have history with my favorite teacher

INTO JAPANESE

私は私たちがもう私の大好きな先生との歴史を持たなくなるのは悲しいです

BACK INTO ENGLISH

I am sad that we no longer have a history with my favorite teacher

INTO JAPANESE

私のお気に入りの先生との歴史がなくなったのは残念です

BACK INTO ENGLISH

It is a pity that my history with my favorite teacher has disappeared

INTO JAPANESE

私のお気に入りの先生との私の歴史が消えたのは残念です

BACK INTO ENGLISH

It is a pity that my history with my favorite teacher has disappeared