could vacuum
Verbe régulier : vacuum - vacuumed- vacuumed
Traduction française : passer l'aspirateur sur - passer l'aspirateur dans 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could vacuum
you could vacuum
he could vacuum
we could vacuum
you could vacuum
they could vacuum 	I could be vacuuming
you could be vacuuming
he could be vacuuming
we could be vacuuming
you could be vacuuming
they could be vacuuming	I could have vacuumed
you could have vacuumed
he could have vacuumed
we could have vacuumed
you could have vacuumed
they could have vacuumed	I could have been vacuuming
you could have been vacuuming
he could have been vacuuming
we could have been vacuuming
you could have been vacuuming
they could have been vacuuming	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't vacuum
you couldn't vacuum
he couldn't vacuum
we couldn't vacuum
you couldn't vacuum
they couldn't vacuum 	I couldn't be vacuuming
you couldn't be vacuuming
he couldn't be vacuuming
we couldn't be vacuuming
you couldn't be vacuuming
they couldn't be vacuuming	I couldn't have vacuumed
you couldn't have vacuumed
he couldn't have vacuumed
we couldn't have vacuumed
you couldn't have vacuumed
they couldn't have vacuumed	I couldn't have been vacuuming
you couldn't have been vacuuming
he couldn't have been vacuuming
we couldn't have been vacuuming
you couldn't have been vacuuming
they couldn't have been vacuuming	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I vacuum?
could you vacuum?
could he vacuum?
could we vacuum?
could you vacuum?
could they vacuum? 	could I be vacuuming?
could you be vacuuming?
could he be vacuuming?
could we be vacuuming?
could you be vacuuming?
could they be vacuuming? 	could I have vacuumed?
could you have vacuumed?
could he have vacuumed?
could we have vacuumed?
could you have vacuumed?
could they have vacuumed? 	could I have been vacuuming?
could you have been vacuuming?
could he have been vacuuming?
could we have been vacuuming?
could you have been vacuuming?
could they have been vacuuming? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I vacuum?
couldn't you vacuum?
couldn't he vacuum?
couldn't we vacuum?
couldn't you vacuum?
couldn't they vacuum? 	couldn't I be vacuuming?
couldn't you be vacuuming?
couldn't he be vacuuming?
couldn't we be vacuuming?
couldn't you be vacuuming?
couldn't they be vacuuming? 	couldn't I have vacuumed?
couldn't you have vacuumed?
couldn't he have vacuumed?
couldn't we have vacuumed?
couldn't you have vacuumed?
couldn't they have vacuumed? 	couldn't I have been vacuuming?
couldn't you have been vacuuming?
couldn't he have been vacuuming?
couldn't we have been vacuuming?
couldn't you have been vacuuming?
couldn't they have been vacuuming?