could premedicate
Regular verb: premedicate - premedicated- premedicated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could premedicate
you could premedicate
she could premedicate
we could premedicate
you could premedicate
they could premedicate 	I could be premedicating
you could be premedicating
she could be premedicating
we could be premedicating
you could be premedicating
they could be premedicating	I could have premedicated
you could have premedicated
she could have premedicated
we could have premedicated
you could have premedicated
they could have premedicated	I could have been premedicating
you could have been premedicating
she could have been premedicating
we could have been premedicating
you could have been premedicating
they could have been premedicating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't premedicate
you couldn't premedicate
she couldn't premedicate
we couldn't premedicate
you couldn't premedicate
they couldn't premedicate 	I couldn't be premedicating
you couldn't be premedicating
she couldn't be premedicating
we couldn't be premedicating
you couldn't be premedicating
they couldn't be premedicating	I couldn't have premedicated
you couldn't have premedicated
she couldn't have premedicated
we couldn't have premedicated
you couldn't have premedicated
they couldn't have premedicated	I couldn't have been premedicating
you couldn't have been premedicating
she couldn't have been premedicating
we couldn't have been premedicating
you couldn't have been premedicating
they couldn't have been premedicating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I premedicate?
could you premedicate?
could she premedicate?
could we premedicate?
could you premedicate?
could they premedicate? 	could I be premedicating?
could you be premedicating?
could she be premedicating?
could we be premedicating?
could you be premedicating?
could they be premedicating? 	could I have premedicated?
could you have premedicated?
could she have premedicated?
could we have premedicated?
could you have premedicated?
could they have premedicated? 	could I have been premedicating?
could you have been premedicating?
could she have been premedicating?
could we have been premedicating?
could you have been premedicating?
could they have been premedicating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I premedicate?
couldn't you premedicate?
couldn't she premedicate?
couldn't we premedicate?
couldn't you premedicate?
couldn't they premedicate? 	couldn't I be premedicating?
couldn't you be premedicating?
couldn't she be premedicating?
couldn't we be premedicating?
couldn't you be premedicating?
couldn't they be premedicating? 	couldn't I have premedicated?
couldn't you have premedicated?
couldn't she have premedicated?
couldn't we have premedicated?
couldn't you have premedicated?
couldn't they have premedicated? 	couldn't I have been premedicating?
couldn't you have been premedicating?
couldn't she have been premedicating?
couldn't we have been premedicating?
couldn't you have been premedicating?
couldn't they have been premedicating?