may display
Regular verb: display - displayed- displayed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may display
you may display
she may display
we may display
you may display
they may display 	I may be displaying
you may be displaying
she may be displaying
we may be displaying
you may be displaying
they may be displaying	I may have displayed
you may have displayed
she may have displayed
we may have displayed
you may have displayed
they may have displayed	I may have been displaying
you may have been displaying
she may have been displaying
we may have been displaying
you may have been displaying
they may have been displaying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't display
you mayn't display
she mayn't display
we mayn't display
you mayn't display
they mayn't display 	I mayn't be displaying
you mayn't be displaying
she mayn't be displaying
we mayn't be displaying
you mayn't be displaying
they mayn't be displaying	I mayn't have displayed
you mayn't have displayed
she mayn't have displayed
we mayn't have displayed
you mayn't have displayed
they mayn't have displayed	I mayn't have been displaying
you mayn't have been displaying
she mayn't have been displaying
we mayn't have been displaying
you mayn't have been displaying
they mayn't have been displaying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I display?
may you display?
may she display?
may we display?
may you display?
may they display? 	may I be displaying?
may you be displaying?
may she be displaying?
may we be displaying?
may you be displaying?
may they be displaying? 	may I have displayed?
may you have displayed?
may she have displayed?
may we have displayed?
may you have displayed?
may they have displayed? 	may I have been displaying?
may you have been displaying?
may she have been displaying?
may we have been displaying?
may you have been displaying?
may they have been displaying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I display?
mayn't you display?
mayn't she display?
mayn't we display?
mayn't you display?
mayn't they display? 	mayn't I be displaying?
mayn't you be displaying?
mayn't she be displaying?
mayn't we be displaying?
mayn't you be displaying?
mayn't they be displaying? 	mayn't I have displayed?
mayn't you have displayed?
mayn't she have displayed?
mayn't we have displayed?
mayn't you have displayed?
mayn't they have displayed? 	mayn't I have been displaying?
mayn't you have been displaying?
mayn't she have been displaying?
mayn't we have been displaying?
mayn't you have been displaying?
mayn't they have been displaying?