English Grammar

"Where do you come from?" is correct. "Come" is a full verb. "Do come" is the verb form of simple present tense. In a question, the verb "do" goes before the subject, you.

"Where do you come from?" is correct

Where are you coming from? also correct

Where do you come from?
因為有個ＣＯＭＥ係到
所以唔應該用ＡＲＥ

Where do you come from?

2007-06-16 19:33:36 補充：
因為do係解action而are係解你係嘜,例如:高,矮