YOU SAID:
just wanna check how good you are
INTO JAPANESE
あなたがどれだけ上手いかチェックしたいだけです
BACK INTO ENGLISH
I just want to check how good you are
INTO JAPANESE
私はあなたがどれだけ上手いかチェックしたいだけです
BACK INTO ENGLISH
I just want to check how good you are
You've done this before, haven't you.