could supererogate
Verbe régulier : supererogate - supererogated- supererogated

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could supererogate
you could supererogate
she could supererogate
we could supererogate
you could supererogate
they could supererogate 	I could be supererogating
you could be supererogating
she could be supererogating
we could be supererogating
you could be supererogating
they could be supererogating	I could have supererogated
you could have supererogated
she could have supererogated
we could have supererogated
you could have supererogated
they could have supererogated	I could have been supererogating
you could have been supererogating
she could have been supererogating
we could have been supererogating
you could have been supererogating
they could have been supererogating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't supererogate
you couldn't supererogate
she couldn't supererogate
we couldn't supererogate
you couldn't supererogate
they couldn't supererogate 	I couldn't be supererogating
you couldn't be supererogating
she couldn't be supererogating
we couldn't be supererogating
you couldn't be supererogating
they couldn't be supererogating	I couldn't have supererogated
you couldn't have supererogated
she couldn't have supererogated
we couldn't have supererogated
you couldn't have supererogated
they couldn't have supererogated	I couldn't have been supererogating
you couldn't have been supererogating
she couldn't have been supererogating
we couldn't have been supererogating
you couldn't have been supererogating
they couldn't have been supererogating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I supererogate?
could you supererogate?
could she supererogate?
could we supererogate?
could you supererogate?
could they supererogate? 	could I be supererogating?
could you be supererogating?
could she be supererogating?
could we be supererogating?
could you be supererogating?
could they be supererogating? 	could I have supererogated?
could you have supererogated?
could she have supererogated?
could we have supererogated?
could you have supererogated?
could they have supererogated? 	could I have been supererogating?
could you have been supererogating?
could she have been supererogating?
could we have been supererogating?
could you have been supererogating?
could they have been supererogating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I supererogate?
couldn't you supererogate?
couldn't she supererogate?
couldn't we supererogate?
couldn't you supererogate?
couldn't they supererogate? 	couldn't I be supererogating?
couldn't you be supererogating?
couldn't she be supererogating?
couldn't we be supererogating?
couldn't you be supererogating?
couldn't they be supererogating? 	couldn't I have supererogated?
couldn't you have supererogated?
couldn't she have supererogated?
couldn't we have supererogated?
couldn't you have supererogated?
couldn't they have supererogated? 	couldn't I have been supererogating?
couldn't you have been supererogating?
couldn't she have been supererogating?
couldn't we have been supererogating?
couldn't you have been supererogating?
couldn't they have been supererogating?