could nurse
Regular verb: nurse - nursed- nursed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could nurse
you could nurse
she could nurse
we could nurse
you could nurse
they could nurse 	I could be nursing
you could be nursing
she could be nursing
we could be nursing
you could be nursing
they could be nursing	I could have nursed
you could have nursed
she could have nursed
we could have nursed
you could have nursed
they could have nursed	I could have been nursing
you could have been nursing
she could have been nursing
we could have been nursing
you could have been nursing
they could have been nursing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not nurse
you could not nurse
she could not nurse
we could not nurse
you could not nurse
they could not nurse 	I could not be nursing
you could not be nursing
she could not be nursing
we could not be nursing
you could not be nursing
they could not be nursing	I could not have nursed
you could not have nursed
she could not have nursed
we could not have nursed
you could not have nursed
they could not have nursed	I could not have been nursing
you could not have been nursing
she could not have been nursing
we could not have been nursing
you could not have been nursing
they could not have been nursing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I nurse?
could you nurse?
could she nurse?
could we nurse?
could you nurse?
could they nurse? 	could I be nursing?
could you be nursing?
could she be nursing?
could we be nursing?
could you be nursing?
could they be nursing? 	could I have nursed?
could you have nursed?
could she have nursed?
could we have nursed?
could you have nursed?
could they have nursed? 	could I have been nursing?
could you have been nursing?
could she have been nursing?
could we have been nursing?
could you have been nursing?
could they have been nursing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not nurse?
could you not nurse?
could she not nurse?
could we not nurse?
could you not nurse?
could they not nurse? 	could I not be nursing?
could you not be nursing?
could she not be nursing?
could we not be nursing?
could you not be nursing?
could they not be nursing? 	could I not have nursed?
could you not have nursed?
could she not have nursed?
could we not have nursed?
could you not have nursed?
could they not have nursed? 	could I not have been nursing?
could you not have been nursing?
could she not have been nursing?
could we not have been nursing?
could you not have been nursing?
could they not have been nursing?