I must counterassault you must counterassault she must counterassault we must counterassault you must counterassault they must counterassault
V-ing form
I must be counterassaulting you must be counterassaulting she must be counterassaulting we must be counterassaulting you must be counterassaulting they must be counterassaulting
Perfect
I must have counterassaulted you must have counterassaulted she must have counterassaulted we must have counterassaulted you must have counterassaulted they must have counterassaulted
V-ing perfect
I must have been counterassaulting you must have been counterassaulting she must have been counterassaulting we must have been counterassaulting you must have been counterassaulting they must have been counterassaulting
Negation
Simple form
I must not counterassault you must not counterassault she must not counterassault we must not counterassault you must not counterassault they must not counterassault
V-ing form
I must not be counterassaulting you must not be counterassaulting she must not be counterassaulting we must not be counterassaulting you must not be counterassaulting they must not be counterassaulting
Perfect
I must not have counterassaulted you must not have counterassaulted she must not have counterassaulted we must not have counterassaulted you must not have counterassaulted they must not have counterassaulted
V-ing perfect
I must not have been counterassaulting you must not have been counterassaulting she must not have been counterassaulting we must not have been counterassaulting you must not have been counterassaulting they must not have been counterassaulting
Interrogative form
Simple form
must I counterassault? must you counterassault? must she counterassault? must we counterassault? must you counterassault? must they counterassault?
V-ing form
must I be counterassaulting? must you be counterassaulting? must she be counterassaulting? must we be counterassaulting? must you be counterassaulting? must they be counterassaulting?
Perfect
must I have counterassaulted? must you have counterassaulted? must she have counterassaulted? must we have counterassaulted? must you have counterassaulted? must they have counterassaulted?
V-ing perfect
must I have been counterassaulting? must you have been counterassaulting? must she have been counterassaulting? must we have been counterassaulting? must you have been counterassaulting? must they have been counterassaulting?
Interro-negative form
Simple form
must I not counterassault? must you not counterassault? must she not counterassault? must we not counterassault? must you not counterassault? must they not counterassault?
V-ing form
must I not be counterassaulting? must you not be counterassaulting? must she not be counterassaulting? must we not be counterassaulting? must you not be counterassaulting? must they not be counterassaulting?
Perfect
must I not have counterassaulted? must you not have counterassaulted? must she not have counterassaulted? must we not have counterassaulted? must you not have counterassaulted? must they not have counterassaulted?
V-ing perfect
must I not have been counterassaulting? must you not have been counterassaulting? must she not have been counterassaulting? must we not have been counterassaulting? must you not have been counterassaulting? must they not have been counterassaulting?