could mandate
Regular verb: mandate - mandated- mandated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could mandate
you could mandate
she could mandate
we could mandate
you could mandate
they could mandate 	I could be mandating
you could be mandating
she could be mandating
we could be mandating
you could be mandating
they could be mandating	I could have mandated
you could have mandated
she could have mandated
we could have mandated
you could have mandated
they could have mandated	I could have been mandating
you could have been mandating
she could have been mandating
we could have been mandating
you could have been mandating
they could have been mandating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't mandate
you couldn't mandate
she couldn't mandate
we couldn't mandate
you couldn't mandate
they couldn't mandate 	I couldn't be mandating
you couldn't be mandating
she couldn't be mandating
we couldn't be mandating
you couldn't be mandating
they couldn't be mandating	I couldn't have mandated
you couldn't have mandated
she couldn't have mandated
we couldn't have mandated
you couldn't have mandated
they couldn't have mandated	I couldn't have been mandating
you couldn't have been mandating
she couldn't have been mandating
we couldn't have been mandating
you couldn't have been mandating
they couldn't have been mandating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I mandate?
could you mandate?
could she mandate?
could we mandate?
could you mandate?
could they mandate? 	could I be mandating?
could you be mandating?
could she be mandating?
could we be mandating?
could you be mandating?
could they be mandating? 	could I have mandated?
could you have mandated?
could she have mandated?
could we have mandated?
could you have mandated?
could they have mandated? 	could I have been mandating?
could you have been mandating?
could she have been mandating?
could we have been mandating?
could you have been mandating?
could they have been mandating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I mandate?
couldn't you mandate?
couldn't she mandate?
couldn't we mandate?
couldn't you mandate?
couldn't they mandate? 	couldn't I be mandating?
couldn't you be mandating?
couldn't she be mandating?
couldn't we be mandating?
couldn't you be mandating?
couldn't they be mandating? 	couldn't I have mandated?
couldn't you have mandated?
couldn't she have mandated?
couldn't we have mandated?
couldn't you have mandated?
couldn't they have mandated? 	couldn't I have been mandating?
couldn't you have been mandating?
couldn't she have been mandating?
couldn't we have been mandating?
couldn't you have been mandating?
couldn't they have been mandating?