English verb conjugation
MUST COUNTERASSAULT

Regular verb: counterassault - counterassaulted - counterassaulted

Affirmation

Simple form	V-ing form
I must counterassault you must counterassault he must counterassault we must counterassault you must counterassault they must counterassault	I must be counterassaulting you must be counterassaulting he must be counterassaulting we must be counterassaulting you must be counterassaulting they must be counterassaulting
Perfect	V-ing perfect
I must have counterassaulted you must have counterassaulted he must have counterassaulted we must have counterassaulted you must have counterassaulted they must have counterassaulted	I must have been counterassaulting you must have been counterassaulting he must have been counterassaulting we must have been counterassaulting you must have been counterassaulting they must have been counterassaulting

Negation

Simple form	V-ing form
I mustn't counterassault you mustn't counterassault he mustn't counterassault we mustn't counterassault you mustn't counterassault they mustn't counterassault	I mustn't be counterassaulting you mustn't be counterassaulting he mustn't be counterassaulting we mustn't be counterassaulting you mustn't be counterassaulting they mustn't be counterassaulting
Perfect	V-ing perfect
I mustn't have counterassaulted you mustn't have counterassaulted he mustn't have counterassaulted we mustn't have counterassaulted you mustn't have counterassaulted they mustn't have counterassaulted	I mustn't have been counterassaulting you mustn't have been counterassaulting he mustn't have been counterassaulting we mustn't have been counterassaulting you mustn't have been counterassaulting they mustn't have been counterassaulting

Interrogative form

Simple form	V-ing form
must I counterassault? must you counterassault? must he counterassault? must we counterassault? must you counterassault? must they counterassault?	must I be counterassaulting? must you be counterassaulting? must he be counterassaulting? must we be counterassaulting? must you be counterassaulting? must they be counterassaulting?
Perfect	V-ing perfect
must I have counterassaulted? must you have counterassaulted? must he have counterassaulted? must we have counterassaulted? must you have counterassaulted? must they have counterassaulted?	must I have been counterassaulting? must you have been counterassaulting? must he have been counterassaulting? must we have been counterassaulting? must you have been counterassaulting? must they have been counterassaulting?

Interro-negative form

Simple form	V-ing form
mustn't I counterassault? mustn't you counterassault? mustn't he counterassault? mustn't we counterassault? mustn't you counterassault? mustn't they counterassault?	mustn't I be counterassaulting? mustn't you be counterassaulting? mustn't he be counterassaulting? mustn't we be counterassaulting? mustn't you be counterassaulting? mustn't they be counterassaulting?
Perfect	V-ing perfect
mustn't I have counterassaulted? mustn't you have counterassaulted? mustn't he have counterassaulted? mustn't we have counterassaulted? mustn't you have counterassaulted? mustn't they have counterassaulted?	mustn't I have been counterassaulting? mustn't you have been counterassaulting? mustn't he have been counterassaulting? mustn't we have been counterassaulting? mustn't you have been counterassaulting? mustn't they have been counterassaulting?