YOU SAID:
i would not mess up the grade
INTO JAPANESE
私は等級を台無しだろう
BACK INTO ENGLISH
Would I mess up grade
INTO JAPANESE
グレードを台無しにする私
BACK INTO ENGLISH
Upgrade to spoil me
INTO JAPANESE
私を台無しにアップグレード
BACK INTO ENGLISH
Spoil me upgrade
INTO JAPANESE
私を台無しにするアップグレード
BACK INTO ENGLISH
Upgrade to ruin me
INTO JAPANESE
私を台無しにするアップグレード
BACK INTO ENGLISH
Upgrade to ruin me
You've done this before, haven't you.