
Regular verb: applaud - applauded - applauded
Simple form | V-ing form | 
| I must applaud you must applaud he must applaud we must applaud you must applaud they must applaud  | I must be applauding you must be applauding he must be applauding we must be applauding you must be applauding they must be applauding  | 
Perfect | V-ing perfect | 
| I must have applauded you must have applauded he must have applauded we must have applauded you must have applauded they must have applauded  | I must have been applauding you must have been applauding he must have been applauding we must have been applauding you must have been applauding they must have been applauding  | 
Simple form | V-ing form | 
| I mustn't applaud you mustn't applaud he mustn't applaud we mustn't applaud you mustn't applaud they mustn't applaud  | I mustn't be applauding you mustn't be applauding he mustn't be applauding we mustn't be applauding you mustn't be applauding they mustn't be applauding  | 
Perfect | V-ing perfect | 
| I mustn't have applauded you mustn't have applauded he mustn't have applauded we mustn't have applauded you mustn't have applauded they mustn't have applauded  | I mustn't have been applauding you mustn't have been applauding he mustn't have been applauding we mustn't have been applauding you mustn't have been applauding they mustn't have been applauding  | 
Simple form | V-ing form | 
| must I applaud? must you applaud? must he applaud? must we applaud? must you applaud? must they applaud?  | must I be applauding? must you be applauding? must he be applauding? must we be applauding? must you be applauding? must they be applauding?  | 
Perfect | V-ing perfect | 
| must I have applauded? must you have applauded? must he have applauded? must we have applauded? must you have applauded? must they have applauded?  | must I have been applauding? must you have been applauding? must he have been applauding? must we have been applauding? must you have been applauding? must they have been applauding?  | 
Simple form | V-ing form | 
| mustn't I applaud? mustn't you applaud? mustn't he applaud? mustn't we applaud? mustn't you applaud? mustn't they applaud?  | mustn't I be applauding? mustn't you be applauding? mustn't he be applauding? mustn't we be applauding? mustn't you be applauding? mustn't they be applauding?  | 
Perfect | V-ing perfect | 
| mustn't I have applauded? mustn't you have applauded? mustn't he have applauded? mustn't we have applauded? mustn't you have applauded? mustn't they have applauded?  | mustn't I have been applauding? mustn't you have been applauding? mustn't he have been applauding? mustn't we have been applauding? mustn't you have been applauding? mustn't they have been applauding?  |