YOU SAID:
I wish my brother wasn't leaving yet
INTO JAPANESE
兄がまだ出ていないのに
BACK INTO ENGLISH
My brother hasn't come out yet
INTO JAPANESE
弟はまだ出ていない
BACK INTO ENGLISH
Younger brother is not out yet
INTO JAPANESE
弟はまだ出ていない
BACK INTO ENGLISH
Younger brother is not out yet
You've done this before, haven't you.