YOU SAID:
w h a t d o y o u t h i N k ?
INTO JAPANESE
w h t d o y o u t h i N k ですか?
BACK INTO ENGLISH
w h t d o y o u t h i N k?
INTO JAPANESE
w h t デシ o y o u t h i N k ですか?
BACK INTO ENGLISH
w h t d o y o u t h i N k?
You've done this before, haven't you.