could superovulate
Regular verb: superovulate - superovulated- superovulated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could superovulate
you could superovulate
he could superovulate
we could superovulate
you could superovulate
they could superovulate 	I could be superovulating
you could be superovulating
he could be superovulating
we could be superovulating
you could be superovulating
they could be superovulating	I could have superovulated
you could have superovulated
he could have superovulated
we could have superovulated
you could have superovulated
they could have superovulated	I could have been superovulating
you could have been superovulating
he could have been superovulating
we could have been superovulating
you could have been superovulating
they could have been superovulating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't superovulate
you couldn't superovulate
he couldn't superovulate
we couldn't superovulate
you couldn't superovulate
they couldn't superovulate 	I couldn't be superovulating
you couldn't be superovulating
he couldn't be superovulating
we couldn't be superovulating
you couldn't be superovulating
they couldn't be superovulating	I couldn't have superovulated
you couldn't have superovulated
he couldn't have superovulated
we couldn't have superovulated
you couldn't have superovulated
they couldn't have superovulated	I couldn't have been superovulating
you couldn't have been superovulating
he couldn't have been superovulating
we couldn't have been superovulating
you couldn't have been superovulating
they couldn't have been superovulating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I superovulate?
could you superovulate?
could he superovulate?
could we superovulate?
could you superovulate?
could they superovulate? 	could I be superovulating?
could you be superovulating?
could he be superovulating?
could we be superovulating?
could you be superovulating?
could they be superovulating? 	could I have superovulated?
could you have superovulated?
could he have superovulated?
could we have superovulated?
could you have superovulated?
could they have superovulated? 	could I have been superovulating?
could you have been superovulating?
could he have been superovulating?
could we have been superovulating?
could you have been superovulating?
could they have been superovulating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I superovulate?
couldn't you superovulate?
couldn't he superovulate?
couldn't we superovulate?
couldn't you superovulate?
couldn't they superovulate? 	couldn't I be superovulating?
couldn't you be superovulating?
couldn't he be superovulating?
couldn't we be superovulating?
couldn't you be superovulating?
couldn't they be superovulating? 	couldn't I have superovulated?
couldn't you have superovulated?
couldn't he have superovulated?
couldn't we have superovulated?
couldn't you have superovulated?
couldn't they have superovulated? 	couldn't I have been superovulating?
couldn't you have been superovulating?
couldn't he have been superovulating?
couldn't we have been superovulating?
couldn't you have been superovulating?
couldn't they have been superovulating?