YOU SAID:
What do you think you are doing here?
INTO JAPANESE
ここで何をしていると思いますか?
BACK INTO ENGLISH
What do you think you're doing here?
INTO JAPANESE
ここで何をしているつもりですか?
BACK INTO ENGLISH
What are you planning to do here?
INTO JAPANESE
ここで何をするつもりですか?
BACK INTO ENGLISH
What are you planning to do here?
You've done this before, haven't you.