YOU SAID:
i am going to fail chemistry if i dont get this supplementary exam
INTO JAPANESE
私はこの補足試験を受けていない場合私は化学を失敗するつもりです
BACK INTO ENGLISH
I am going to fail chemistry if I have not taken this supplementary exam
INTO JAPANESE
この補足試験を受けていないと、化学に失敗することになります
BACK INTO ENGLISH
If you do not take this supplementary test, you will fail in chemistry
INTO JAPANESE
この補足テストを受けなければ、化学で失敗するでしょう
BACK INTO ENGLISH
If you do not take this supplementary test, you will fail in chemistry
That didn't even make that much sense in English.