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