YOU SAID:
Hello what am I doing here?
INTO JAPANESE
こんにちは、私はここで何をやっていますか？
BACK INTO ENGLISH
Hi, I am what are you doing here?
INTO JAPANESE
こんにちは、私はあなたがここで何をやっているのですか？
BACK INTO ENGLISH
Hello, do I have to do what you are here?
INTO JAPANESE
こんにちは、私はあなたがここにいる何をする必要がありますか？
BACK INTO ENGLISH
Hello, do I need to do what you are here?
INTO JAPANESE
こんにちは、私はあなたがここにいる何をする必要がありますか？
BACK INTO ENGLISH
Hello, do I need to do what you are here?
Come on, you can do better than that.
