could farrow
Regular verb: farrow - farrowed- farrowed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could farrow
you could farrow
he could farrow
we could farrow
you could farrow
they could farrow 	I could be farrowing
you could be farrowing
he could be farrowing
we could be farrowing
you could be farrowing
they could be farrowing	I could have farrowed
you could have farrowed
he could have farrowed
we could have farrowed
you could have farrowed
they could have farrowed	I could have been farrowing
you could have been farrowing
he could have been farrowing
we could have been farrowing
you could have been farrowing
they could have been farrowing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't farrow
you couldn't farrow
he couldn't farrow
we couldn't farrow
you couldn't farrow
they couldn't farrow 	I couldn't be farrowing
you couldn't be farrowing
he couldn't be farrowing
we couldn't be farrowing
you couldn't be farrowing
they couldn't be farrowing	I couldn't have farrowed
you couldn't have farrowed
he couldn't have farrowed
we couldn't have farrowed
you couldn't have farrowed
they couldn't have farrowed	I couldn't have been farrowing
you couldn't have been farrowing
he couldn't have been farrowing
we couldn't have been farrowing
you couldn't have been farrowing
they couldn't have been farrowing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I farrow?
could you farrow?
could he farrow?
could we farrow?
could you farrow?
could they farrow? 	could I be farrowing?
could you be farrowing?
could he be farrowing?
could we be farrowing?
could you be farrowing?
could they be farrowing? 	could I have farrowed?
could you have farrowed?
could he have farrowed?
could we have farrowed?
could you have farrowed?
could they have farrowed? 	could I have been farrowing?
could you have been farrowing?
could he have been farrowing?
could we have been farrowing?
could you have been farrowing?
could they have been farrowing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I farrow?
couldn't you farrow?
couldn't he farrow?
couldn't we farrow?
couldn't you farrow?
couldn't they farrow? 	couldn't I be farrowing?
couldn't you be farrowing?
couldn't he be farrowing?
couldn't we be farrowing?
couldn't you be farrowing?
couldn't they be farrowing? 	couldn't I have farrowed?
couldn't you have farrowed?
couldn't he have farrowed?
couldn't we have farrowed?
couldn't you have farrowed?
couldn't they have farrowed? 	couldn't I have been farrowing?
couldn't you have been farrowing?
couldn't he have been farrowing?
couldn't we have been farrowing?
couldn't you have been farrowing?
couldn't they have been farrowing?