If someone says that they had been to Florida on a recent trip, which one of the following would be a correct respone:
That must had been fun.
That must have been fun.
Or is there a better way of saying this?
closed as general reference by JSBձոգչ, Kit Z. Fox♦, MετάEd, jwpat7, FumbleFingers Jan 27 '12 at 3:52
This question is too basic; it can be definitively and permanently answered by a single link to a standard internet reference source designed specifically to find that type of information. If this question can be reworded to fit the rules in the help center, please edit the question.