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