could subirrigate
Verbe régulier : subirrigate - subirrigated- subirrigated

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could subirrigate
you could subirrigate
she could subirrigate
we could subirrigate
you could subirrigate
they could subirrigate 	I could be subirrigating
you could be subirrigating
she could be subirrigating
we could be subirrigating
you could be subirrigating
they could be subirrigating	I could have subirrigated
you could have subirrigated
she could have subirrigated
we could have subirrigated
you could have subirrigated
they could have subirrigated	I could have been subirrigating
you could have been subirrigating
she could have been subirrigating
we could have been subirrigating
you could have been subirrigating
they could have been subirrigating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't subirrigate
you couldn't subirrigate
she couldn't subirrigate
we couldn't subirrigate
you couldn't subirrigate
they couldn't subirrigate 	I couldn't be subirrigating
you couldn't be subirrigating
she couldn't be subirrigating
we couldn't be subirrigating
you couldn't be subirrigating
they couldn't be subirrigating	I couldn't have subirrigated
you couldn't have subirrigated
she couldn't have subirrigated
we couldn't have subirrigated
you couldn't have subirrigated
they couldn't have subirrigated	I couldn't have been subirrigating
you couldn't have been subirrigating
she couldn't have been subirrigating
we couldn't have been subirrigating
you couldn't have been subirrigating
they couldn't have been subirrigating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I subirrigate?
could you subirrigate?
could she subirrigate?
could we subirrigate?
could you subirrigate?
could they subirrigate? 	could I be subirrigating?
could you be subirrigating?
could she be subirrigating?
could we be subirrigating?
could you be subirrigating?
could they be subirrigating? 	could I have subirrigated?
could you have subirrigated?
could she have subirrigated?
could we have subirrigated?
could you have subirrigated?
could they have subirrigated? 	could I have been subirrigating?
could you have been subirrigating?
could she have been subirrigating?
could we have been subirrigating?
could you have been subirrigating?
could they have been subirrigating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I subirrigate?
couldn't you subirrigate?
couldn't she subirrigate?
couldn't we subirrigate?
couldn't you subirrigate?
couldn't they subirrigate? 	couldn't I be subirrigating?
couldn't you be subirrigating?
couldn't she be subirrigating?
couldn't we be subirrigating?
couldn't you be subirrigating?
couldn't they be subirrigating? 	couldn't I have subirrigated?
couldn't you have subirrigated?
couldn't she have subirrigated?
couldn't we have subirrigated?
couldn't you have subirrigated?
couldn't they have subirrigated? 	couldn't I have been subirrigating?
couldn't you have been subirrigating?
couldn't she have been subirrigating?
couldn't we have been subirrigating?
couldn't you have been subirrigating?
couldn't they have been subirrigating?