may cavern
Verbe régulier : cavern - caverned- caverned

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may cavern
you may cavern
she may cavern
we may cavern
you may cavern
they may cavern 	I may be caverning
you may be caverning
she may be caverning
we may be caverning
you may be caverning
they may be caverning	I may have caverned
you may have caverned
she may have caverned
we may have caverned
you may have caverned
they may have caverned	I may have been caverning
you may have been caverning
she may have been caverning
we may have been caverning
you may have been caverning
they may have been caverning	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't cavern
you mayn't cavern
she mayn't cavern
we mayn't cavern
you mayn't cavern
they mayn't cavern 	I mayn't be caverning
you mayn't be caverning
she mayn't be caverning
we mayn't be caverning
you mayn't be caverning
they mayn't be caverning	I mayn't have caverned
you mayn't have caverned
she mayn't have caverned
we mayn't have caverned
you mayn't have caverned
they mayn't have caverned	I mayn't have been caverning
you mayn't have been caverning
she mayn't have been caverning
we mayn't have been caverning
you mayn't have been caverning
they mayn't have been caverning	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I cavern?
may you cavern?
may she cavern?
may we cavern?
may you cavern?
may they cavern? 	may I be caverning?
may you be caverning?
may she be caverning?
may we be caverning?
may you be caverning?
may they be caverning? 	may I have caverned?
may you have caverned?
may she have caverned?
may we have caverned?
may you have caverned?
may they have caverned? 	may I have been caverning?
may you have been caverning?
may she have been caverning?
may we have been caverning?
may you have been caverning?
may they have been caverning? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I cavern?
mayn't you cavern?
mayn't she cavern?
mayn't we cavern?
mayn't you cavern?
mayn't they cavern? 	mayn't I be caverning?
mayn't you be caverning?
mayn't she be caverning?
mayn't we be caverning?
mayn't you be caverning?
mayn't they be caverning? 	mayn't I have caverned?
mayn't you have caverned?
mayn't she have caverned?
mayn't we have caverned?
mayn't you have caverned?
mayn't they have caverned? 	mayn't I have been caverning?
mayn't you have been caverning?
mayn't she have been caverning?
mayn't we have been caverning?
mayn't you have been caverning?
mayn't they have been caverning?