may helicopter
Regular verb: helicopter - helicoptered- helicoptered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may helicopter
you may helicopter
he may helicopter
we may helicopter
you may helicopter
they may helicopter 	I may be helicoptering
you may be helicoptering
he may be helicoptering
we may be helicoptering
you may be helicoptering
they may be helicoptering	I may have helicoptered
you may have helicoptered
he may have helicoptered
we may have helicoptered
you may have helicoptered
they may have helicoptered	I may have been helicoptering
you may have been helicoptering
he may have been helicoptering
we may have been helicoptering
you may have been helicoptering
they may have been helicoptering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't helicopter
you mayn't helicopter
he mayn't helicopter
we mayn't helicopter
you mayn't helicopter
they mayn't helicopter 	I mayn't be helicoptering
you mayn't be helicoptering
he mayn't be helicoptering
we mayn't be helicoptering
you mayn't be helicoptering
they mayn't be helicoptering	I mayn't have helicoptered
you mayn't have helicoptered
he mayn't have helicoptered
we mayn't have helicoptered
you mayn't have helicoptered
they mayn't have helicoptered	I mayn't have been helicoptering
you mayn't have been helicoptering
he mayn't have been helicoptering
we mayn't have been helicoptering
you mayn't have been helicoptering
they mayn't have been helicoptering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I helicopter?
may you helicopter?
may he helicopter?
may we helicopter?
may you helicopter?
may they helicopter? 	may I be helicoptering?
may you be helicoptering?
may he be helicoptering?
may we be helicoptering?
may you be helicoptering?
may they be helicoptering? 	may I have helicoptered?
may you have helicoptered?
may he have helicoptered?
may we have helicoptered?
may you have helicoptered?
may they have helicoptered? 	may I have been helicoptering?
may you have been helicoptering?
may he have been helicoptering?
may we have been helicoptering?
may you have been helicoptering?
may they have been helicoptering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I helicopter?
mayn't you helicopter?
mayn't he helicopter?
mayn't we helicopter?
mayn't you helicopter?
mayn't they helicopter? 	mayn't I be helicoptering?
mayn't you be helicoptering?
mayn't he be helicoptering?
mayn't we be helicoptering?
mayn't you be helicoptering?
mayn't they be helicoptering? 	mayn't I have helicoptered?
mayn't you have helicoptered?
mayn't he have helicoptered?
mayn't we have helicoptered?
mayn't you have helicoptered?
mayn't they have helicoptered? 	mayn't I have been helicoptering?
mayn't you have been helicoptering?
mayn't he have been helicoptering?
mayn't we have been helicoptering?
mayn't you have been helicoptering?
mayn't they have been helicoptering?