YOU SAID:

i don't want him to leave but he will

INTO JAPANESE

私は彼を去らせたくないが彼はそうする

BACK INTO ENGLISH

I don't want him to leave but he does

INTO JAPANESE

私は彼を去らせたくないが彼は去る

BACK INTO ENGLISH

I don't want him to leave but he leaves

INTO JAPANESE

私は彼を去らせたくないが彼は去る

BACK INTO ENGLISH

I don't want him to leave but he leaves