YOU SAID:
I don’t understand why you’re so hard!
INTO JAPANESE
私はなぜあなたがそんなに難しいのかわからない!
BACK INTO ENGLISH
I do not know why you are so difficult!
INTO JAPANESE
私はあなたがなぜそれほど難しいのかわかりません!
BACK INTO ENGLISH
I do not know why you are so difficult!
Come on, you can do better than that.