YOU SAID:

Hello there, everybody has no idea what they are doing here, do they?

INTO JAPANESE

こんにちは、誰もが彼らがここで何をしているのか分かりませんよね?

BACK INTO ENGLISH

Hi, no one knows what they're doing here, right?

INTO JAPANESE

こんにちは、誰も彼らがここで何をしているのか分からないでしょ?

BACK INTO ENGLISH

Hi, no one knows what they're doing here, right?