could renew
Regular verb: renew - renewed- renewed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could renew
you could renew
she could renew
we could renew
you could renew
they could renew 	I could be renewing
you could be renewing
she could be renewing
we could be renewing
you could be renewing
they could be renewing	I could have renewed
you could have renewed
she could have renewed
we could have renewed
you could have renewed
they could have renewed	I could have been renewing
you could have been renewing
she could have been renewing
we could have been renewing
you could have been renewing
they could have been renewing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not renew
you could not renew
she could not renew
we could not renew
you could not renew
they could not renew 	I could not be renewing
you could not be renewing
she could not be renewing
we could not be renewing
you could not be renewing
they could not be renewing	I could not have renewed
you could not have renewed
she could not have renewed
we could not have renewed
you could not have renewed
they could not have renewed	I could not have been renewing
you could not have been renewing
she could not have been renewing
we could not have been renewing
you could not have been renewing
they could not have been renewing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I renew?
could you renew?
could she renew?
could we renew?
could you renew?
could they renew? 	could I be renewing?
could you be renewing?
could she be renewing?
could we be renewing?
could you be renewing?
could they be renewing? 	could I have renewed?
could you have renewed?
could she have renewed?
could we have renewed?
could you have renewed?
could they have renewed? 	could I have been renewing?
could you have been renewing?
could she have been renewing?
could we have been renewing?
could you have been renewing?
could they have been renewing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not renew?
could you not renew?
could she not renew?
could we not renew?
could you not renew?
could they not renew? 	could I not be renewing?
could you not be renewing?
could she not be renewing?
could we not be renewing?
could you not be renewing?
could they not be renewing? 	could I not have renewed?
could you not have renewed?
could she not have renewed?
could we not have renewed?
could you not have renewed?
could they not have renewed? 	could I not have been renewing?
could you not have been renewing?
could she not have been renewing?
could we not have been renewing?
could you not have been renewing?
could they not have been renewing?