The phrase "disappoint of" is not grammatically correct.
It should be "disappointed by" or "disappointed in" instead. Example: She was disappointed by her friend's actions.
Of course he is disappointed, we are all disappointed, the fans are disappointed, of course they are.
We could be disappointed, of course.
I hope I'm not disappointed, of course.
"I'm bitterly disappointed, of course, but I don't feel I need to resign, no.
This insistence on ideological purity may explain why the fortunes of the party have disappointed of late.
Television future is uncertain - audience may be disappointed of characters don't live up to their expectations.
Some records by rock's elder statesmen have disappointed of late; Petty's is uncharacteristically easy going.
The principals at its headquarters, in Sagaponack, were disappointed, of course, but they handled the critique manfully.
Their hopes that a victory by Henrique Capriles Radonski, Chávez's opponent, would mark the beginning of the end for self-styled revolutionary leaders in Latin America were disappointed, of course.
By and large they have been disappointed: of the 46,000 unionised jobs UPS has added since 1993, less than one-fifth are full-time.
