may forgo
Regular verb: forgo - forgoed- forgoed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may forgo
you may forgo
he may forgo
we may forgo
you may forgo
they may forgo 	I may be forgoing
you may be forgoing
he may be forgoing
we may be forgoing
you may be forgoing
they may be forgoing	I may have forgoed
you may have forgoed
he may have forgoed
we may have forgoed
you may have forgoed
they may have forgoed	I may have been forgoing
you may have been forgoing
he may have been forgoing
we may have been forgoing
you may have been forgoing
they may have been forgoing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't forgo
you mayn't forgo
he mayn't forgo
we mayn't forgo
you mayn't forgo
they mayn't forgo 	I mayn't be forgoing
you mayn't be forgoing
he mayn't be forgoing
we mayn't be forgoing
you mayn't be forgoing
they mayn't be forgoing	I mayn't have forgoed
you mayn't have forgoed
he mayn't have forgoed
we mayn't have forgoed
you mayn't have forgoed
they mayn't have forgoed	I mayn't have been forgoing
you mayn't have been forgoing
he mayn't have been forgoing
we mayn't have been forgoing
you mayn't have been forgoing
they mayn't have been forgoing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I forgo?
may you forgo?
may he forgo?
may we forgo?
may you forgo?
may they forgo? 	may I be forgoing?
may you be forgoing?
may he be forgoing?
may we be forgoing?
may you be forgoing?
may they be forgoing? 	may I have forgoed?
may you have forgoed?
may he have forgoed?
may we have forgoed?
may you have forgoed?
may they have forgoed? 	may I have been forgoing?
may you have been forgoing?
may he have been forgoing?
may we have been forgoing?
may you have been forgoing?
may they have been forgoing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I forgo?
mayn't you forgo?
mayn't he forgo?
mayn't we forgo?
mayn't you forgo?
mayn't they forgo? 	mayn't I be forgoing?
mayn't you be forgoing?
mayn't he be forgoing?
mayn't we be forgoing?
mayn't you be forgoing?
mayn't they be forgoing? 	mayn't I have forgoed?
mayn't you have forgoed?
mayn't he have forgoed?
mayn't we have forgoed?
mayn't you have forgoed?
mayn't they have forgoed? 	mayn't I have been forgoing?
mayn't you have been forgoing?
mayn't he have been forgoing?
mayn't we have been forgoing?
mayn't you have been forgoing?
mayn't they have been forgoing?