may cluster
Verbe régulier : cluster - clustered- clustered
Traduction française : se grouper - former un groupe 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may cluster
you may cluster
she may cluster
we may cluster
you may cluster
they may cluster 	I may be clustering
you may be clustering
she may be clustering
we may be clustering
you may be clustering
they may be clustering	I may have clustered
you may have clustered
she may have clustered
we may have clustered
you may have clustered
they may have clustered	I may have been clustering
you may have been clustering
she may have been clustering
we may have been clustering
you may have been clustering
they may have been clustering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't cluster
you mayn't cluster
she mayn't cluster
we mayn't cluster
you mayn't cluster
they mayn't cluster 	I mayn't be clustering
you mayn't be clustering
she mayn't be clustering
we mayn't be clustering
you mayn't be clustering
they mayn't be clustering	I mayn't have clustered
you mayn't have clustered
she mayn't have clustered
we mayn't have clustered
you mayn't have clustered
they mayn't have clustered	I mayn't have been clustering
you mayn't have been clustering
she mayn't have been clustering
we mayn't have been clustering
you mayn't have been clustering
they mayn't have been clustering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I cluster?
may you cluster?
may she cluster?
may we cluster?
may you cluster?
may they cluster? 	may I be clustering?
may you be clustering?
may she be clustering?
may we be clustering?
may you be clustering?
may they be clustering? 	may I have clustered?
may you have clustered?
may she have clustered?
may we have clustered?
may you have clustered?
may they have clustered? 	may I have been clustering?
may you have been clustering?
may she have been clustering?
may we have been clustering?
may you have been clustering?
may they have been clustering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I cluster?
mayn't you cluster?
mayn't she cluster?
mayn't we cluster?
mayn't you cluster?
mayn't they cluster? 	mayn't I be clustering?
mayn't you be clustering?
mayn't she be clustering?
mayn't we be clustering?
mayn't you be clustering?
mayn't they be clustering? 	mayn't I have clustered?
mayn't you have clustered?
mayn't she have clustered?
mayn't we have clustered?
mayn't you have clustered?
mayn't they have clustered? 	mayn't I have been clustering?
mayn't you have been clustering?
mayn't she have been clustering?
mayn't we have been clustering?
mayn't you have been clustering?
mayn't they have been clustering?