may furrow
Regular verb: furrow - furrowed- furrowed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may furrow
you may furrow
he may furrow
we may furrow
you may furrow
they may furrow 	I may be furrowing
you may be furrowing
he may be furrowing
we may be furrowing
you may be furrowing
they may be furrowing	I may have furrowed
you may have furrowed
he may have furrowed
we may have furrowed
you may have furrowed
they may have furrowed	I may have been furrowing
you may have been furrowing
he may have been furrowing
we may have been furrowing
you may have been furrowing
they may have been furrowing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't furrow
you mayn't furrow
he mayn't furrow
we mayn't furrow
you mayn't furrow
they mayn't furrow 	I mayn't be furrowing
you mayn't be furrowing
he mayn't be furrowing
we mayn't be furrowing
you mayn't be furrowing
they mayn't be furrowing	I mayn't have furrowed
you mayn't have furrowed
he mayn't have furrowed
we mayn't have furrowed
you mayn't have furrowed
they mayn't have furrowed	I mayn't have been furrowing
you mayn't have been furrowing
he mayn't have been furrowing
we mayn't have been furrowing
you mayn't have been furrowing
they mayn't have been furrowing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I furrow?
may you furrow?
may he furrow?
may we furrow?
may you furrow?
may they furrow? 	may I be furrowing?
may you be furrowing?
may he be furrowing?
may we be furrowing?
may you be furrowing?
may they be furrowing? 	may I have furrowed?
may you have furrowed?
may he have furrowed?
may we have furrowed?
may you have furrowed?
may they have furrowed? 	may I have been furrowing?
may you have been furrowing?
may he have been furrowing?
may we have been furrowing?
may you have been furrowing?
may they have been furrowing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I furrow?
mayn't you furrow?
mayn't he furrow?
mayn't we furrow?
mayn't you furrow?
mayn't they furrow? 	mayn't I be furrowing?
mayn't you be furrowing?
mayn't he be furrowing?
mayn't we be furrowing?
mayn't you be furrowing?
mayn't they be furrowing? 	mayn't I have furrowed?
mayn't you have furrowed?
mayn't he have furrowed?
mayn't we have furrowed?
mayn't you have furrowed?
mayn't they have furrowed? 	mayn't I have been furrowing?
mayn't you have been furrowing?
mayn't he have been furrowing?
mayn't we have been furrowing?
mayn't you have been furrowing?
mayn't they have been furrowing?