may countermarch
Verbe régulier : countermarch - countermarched- countermarched

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may countermarch
you may countermarch
she may countermarch
we may countermarch
you may countermarch
they may countermarch 	I may be countermarching
you may be countermarching
she may be countermarching
we may be countermarching
you may be countermarching
they may be countermarching	I may have countermarched
you may have countermarched
she may have countermarched
we may have countermarched
you may have countermarched
they may have countermarched	I may have been countermarching
you may have been countermarching
she may have been countermarching
we may have been countermarching
you may have been countermarching
they may have been countermarching	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't countermarch
you mayn't countermarch
she mayn't countermarch
we mayn't countermarch
you mayn't countermarch
they mayn't countermarch 	I mayn't be countermarching
you mayn't be countermarching
she mayn't be countermarching
we mayn't be countermarching
you mayn't be countermarching
they mayn't be countermarching	I mayn't have countermarched
you mayn't have countermarched
she mayn't have countermarched
we mayn't have countermarched
you mayn't have countermarched
they mayn't have countermarched	I mayn't have been countermarching
you mayn't have been countermarching
she mayn't have been countermarching
we mayn't have been countermarching
you mayn't have been countermarching
they mayn't have been countermarching	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I countermarch?
may you countermarch?
may she countermarch?
may we countermarch?
may you countermarch?
may they countermarch? 	may I be countermarching?
may you be countermarching?
may she be countermarching?
may we be countermarching?
may you be countermarching?
may they be countermarching? 	may I have countermarched?
may you have countermarched?
may she have countermarched?
may we have countermarched?
may you have countermarched?
may they have countermarched? 	may I have been countermarching?
may you have been countermarching?
may she have been countermarching?
may we have been countermarching?
may you have been countermarching?
may they have been countermarching? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I countermarch?
mayn't you countermarch?
mayn't she countermarch?
mayn't we countermarch?
mayn't you countermarch?
mayn't they countermarch? 	mayn't I be countermarching?
mayn't you be countermarching?
mayn't she be countermarching?
mayn't we be countermarching?
mayn't you be countermarching?
mayn't they be countermarching? 	mayn't I have countermarched?
mayn't you have countermarched?
mayn't she have countermarched?
mayn't we have countermarched?
mayn't you have countermarched?
mayn't they have countermarched? 	mayn't I have been countermarching?
mayn't you have been countermarching?
mayn't she have been countermarching?
mayn't we have been countermarching?
mayn't you have been countermarching?
mayn't they have been countermarching?