YOU SAID:

I have to go to school today, but he won't let me until I eat my dessert.

INTO JAPANESE

今日は学校に行かなければならないが、デザートを食べるまで彼は私を許してくれない。

BACK INTO ENGLISH

I have to go to school today, but he won't forgive me until I have dessert.

INTO JAPANESE

今日は学校に行かなければならないが、デザートを食べるまで彼は許してくれない。

BACK INTO ENGLISH

I have to go to school today, but he won't forgive me until I have dessert.