may unshift
Verbe régulier : unshift - unshifted- unshifted

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may unshift
you may unshift
she may unshift
we may unshift
you may unshift
they may unshift 	I may be unshifting
you may be unshifting
she may be unshifting
we may be unshifting
you may be unshifting
they may be unshifting	I may have unshifted
you may have unshifted
she may have unshifted
we may have unshifted
you may have unshifted
they may have unshifted	I may have been unshifting
you may have been unshifting
she may have been unshifting
we may have been unshifting
you may have been unshifting
they may have been unshifting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't unshift
you mayn't unshift
she mayn't unshift
we mayn't unshift
you mayn't unshift
they mayn't unshift 	I mayn't be unshifting
you mayn't be unshifting
she mayn't be unshifting
we mayn't be unshifting
you mayn't be unshifting
they mayn't be unshifting	I mayn't have unshifted
you mayn't have unshifted
she mayn't have unshifted
we mayn't have unshifted
you mayn't have unshifted
they mayn't have unshifted	I mayn't have been unshifting
you mayn't have been unshifting
she mayn't have been unshifting
we mayn't have been unshifting
you mayn't have been unshifting
they mayn't have been unshifting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I unshift?
may you unshift?
may she unshift?
may we unshift?
may you unshift?
may they unshift? 	may I be unshifting?
may you be unshifting?
may she be unshifting?
may we be unshifting?
may you be unshifting?
may they be unshifting? 	may I have unshifted?
may you have unshifted?
may she have unshifted?
may we have unshifted?
may you have unshifted?
may they have unshifted? 	may I have been unshifting?
may you have been unshifting?
may she have been unshifting?
may we have been unshifting?
may you have been unshifting?
may they have been unshifting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I unshift?
mayn't you unshift?
mayn't she unshift?
mayn't we unshift?
mayn't you unshift?
mayn't they unshift? 	mayn't I be unshifting?
mayn't you be unshifting?
mayn't she be unshifting?
mayn't we be unshifting?
mayn't you be unshifting?
mayn't they be unshifting? 	mayn't I have unshifted?
mayn't you have unshifted?
mayn't she have unshifted?
mayn't we have unshifted?
mayn't you have unshifted?
mayn't they have unshifted? 	mayn't I have been unshifting?
mayn't you have been unshifting?
mayn't she have been unshifting?
mayn't we have been unshifting?
mayn't you have been unshifting?
mayn't they have been unshifting?