YOU SAID:
How on earth do you land on earth?
INTO JAPANESE
どのように地球上に上陸していますか?
BACK INTO ENGLISH
How have you landed on earth?
INTO JAPANESE
あなたはどうやって地上に着いたのですか?
BACK INTO ENGLISH
How did you get to the ground?
INTO JAPANESE
どのように地面に着いたのですか?
BACK INTO ENGLISH
How did you get to the ground?
You've done this before, haven't you.