could aerate
Verbo regolare: aerate - aerated- aerated

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could aerate
you could aerate
he could aerate
we could aerate
you could aerate
they could aerate 	I could be aerating
you could be aerating
he could be aerating
we could be aerating
you could be aerating
they could be aerating	I could have aerated
you could have aerated
he could have aerated
we could have aerated
you could have aerated
they could have aerated	I could have been aerating
you could have been aerating
he could have been aerating
we could have been aerating
you could have been aerating
they could have been aerating	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't aerate
you couldn't aerate
he couldn't aerate
we couldn't aerate
you couldn't aerate
they couldn't aerate 	I couldn't be aerating
you couldn't be aerating
he couldn't be aerating
we couldn't be aerating
you couldn't be aerating
they couldn't be aerating	I couldn't have aerated
you couldn't have aerated
he couldn't have aerated
we couldn't have aerated
you couldn't have aerated
they couldn't have aerated	I couldn't have been aerating
you couldn't have been aerating
he couldn't have been aerating
we couldn't have been aerating
you couldn't have been aerating
they couldn't have been aerating	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I aerate?
could you aerate?
could he aerate?
could we aerate?
could you aerate?
could they aerate? 	could I be aerating?
could you be aerating?
could he be aerating?
could we be aerating?
could you be aerating?
could they be aerating? 	could I have aerated?
could you have aerated?
could he have aerated?
could we have aerated?
could you have aerated?
could they have aerated? 	could I have been aerating?
could you have been aerating?
could he have been aerating?
could we have been aerating?
could you have been aerating?
could they have been aerating? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I aerate?
couldn't you aerate?
couldn't he aerate?
couldn't we aerate?
couldn't you aerate?
couldn't they aerate? 	couldn't I be aerating?
couldn't you be aerating?
couldn't he be aerating?
couldn't we be aerating?
couldn't you be aerating?
couldn't they be aerating? 	couldn't I have aerated?
couldn't you have aerated?
couldn't he have aerated?
couldn't we have aerated?
couldn't you have aerated?
couldn't they have aerated? 	couldn't I have been aerating?
couldn't you have been aerating?
couldn't he have been aerating?
couldn't we have been aerating?
couldn't you have been aerating?
couldn't they have been aerating?