may rive
Irregular verb: rive - rived- rived, riven

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may rive
you may rive
she may rive
we may rive
you may rive
they may rive 	I may be riving
you may be riving
she may be riving
we may be riving
you may be riving
they may be riving	I may have rived, riven
you may have rived, riven
she may have rived, riven
we may have rived, riven
you may have rived, riven
they may have rived, riven	I may have been riving
you may have been riving
she may have been riving
we may have been riving
you may have been riving
they may have been riving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't rive
you mayn't rive
she mayn't rive
we mayn't rive
you mayn't rive
they mayn't rive 	I mayn't be riving
you mayn't be riving
she mayn't be riving
we mayn't be riving
you mayn't be riving
they mayn't be riving	I mayn't have rived, riven
you mayn't have rived, riven
she mayn't have rived, riven
we mayn't have rived, riven
you mayn't have rived, riven
they mayn't have rived, riven	I mayn't have been riving
you mayn't have been riving
she mayn't have been riving
we mayn't have been riving
you mayn't have been riving
they mayn't have been riving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I rive?
may you rive?
may she rive?
may we rive?
may you rive?
may they rive? 	may I be riving?
may you be riving?
may she be riving?
may we be riving?
may you be riving?
may they be riving? 	may I have rived, riven?
may you have rived, riven?
may she have rived, riven?
may we have rived, riven?
may you have rived, riven?
may they have rived, riven? 	may I have been riving?
may you have been riving?
may she have been riving?
may we have been riving?
may you have been riving?
may they have been riving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I rive?
mayn't you rive?
mayn't she rive?
mayn't we rive?
mayn't you rive?
mayn't they rive? 	mayn't I be riving?
mayn't you be riving?
mayn't she be riving?
mayn't we be riving?
mayn't you be riving?
mayn't they be riving? 	mayn't I have rived, riven?
mayn't you have rived, riven?
mayn't she have rived, riven?
mayn't we have rived, riven?
mayn't you have rived, riven?
mayn't they have rived, riven? 	mayn't I have been riving?
mayn't you have been riving?
mayn't she have been riving?
mayn't we have been riving?
mayn't you have been riving?
mayn't they have been riving?