could prefertilize
Verbo regolare: prefertilize - prefertilized- prefertilized

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could prefertilize
you could prefertilize
he could prefertilize
we could prefertilize
you could prefertilize
they could prefertilize 	I could be prefertilizing
you could be prefertilizing
he could be prefertilizing
we could be prefertilizing
you could be prefertilizing
they could be prefertilizing	I could have prefertilized
you could have prefertilized
he could have prefertilized
we could have prefertilized
you could have prefertilized
they could have prefertilized	I could have been prefertilizing
you could have been prefertilizing
he could have been prefertilizing
we could have been prefertilizing
you could have been prefertilizing
they could have been prefertilizing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't prefertilize
you couldn't prefertilize
he couldn't prefertilize
we couldn't prefertilize
you couldn't prefertilize
they couldn't prefertilize 	I couldn't be prefertilizing
you couldn't be prefertilizing
he couldn't be prefertilizing
we couldn't be prefertilizing
you couldn't be prefertilizing
they couldn't be prefertilizing	I couldn't have prefertilized
you couldn't have prefertilized
he couldn't have prefertilized
we couldn't have prefertilized
you couldn't have prefertilized
they couldn't have prefertilized	I couldn't have been prefertilizing
you couldn't have been prefertilizing
he couldn't have been prefertilizing
we couldn't have been prefertilizing
you couldn't have been prefertilizing
they couldn't have been prefertilizing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I prefertilize?
could you prefertilize?
could he prefertilize?
could we prefertilize?
could you prefertilize?
could they prefertilize? 	could I be prefertilizing?
could you be prefertilizing?
could he be prefertilizing?
could we be prefertilizing?
could you be prefertilizing?
could they be prefertilizing? 	could I have prefertilized?
could you have prefertilized?
could he have prefertilized?
could we have prefertilized?
could you have prefertilized?
could they have prefertilized? 	could I have been prefertilizing?
could you have been prefertilizing?
could he have been prefertilizing?
could we have been prefertilizing?
could you have been prefertilizing?
could they have been prefertilizing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I prefertilize?
couldn't you prefertilize?
couldn't he prefertilize?
couldn't we prefertilize?
couldn't you prefertilize?
couldn't they prefertilize? 	couldn't I be prefertilizing?
couldn't you be prefertilizing?
couldn't he be prefertilizing?
couldn't we be prefertilizing?
couldn't you be prefertilizing?
couldn't they be prefertilizing? 	couldn't I have prefertilized?
couldn't you have prefertilized?
couldn't he have prefertilized?
couldn't we have prefertilized?
couldn't you have prefertilized?
couldn't they have prefertilized? 	couldn't I have been prefertilizing?
couldn't you have been prefertilizing?
couldn't he have been prefertilizing?
couldn't we have been prefertilizing?
couldn't you have been prefertilizing?
couldn't they have been prefertilizing?