could deionize
Verbo regular: deionize - deionized- deionized

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could deionize
you could deionize
he could deionize
we could deionize
you could deionize
they could deionize 	I could be deionizing
you could be deionizing
he could be deionizing
we could be deionizing
you could be deionizing
they could be deionizing	I could have deionized
you could have deionized
he could have deionized
we could have deionized
you could have deionized
they could have deionized	I could have been deionizing
you could have been deionizing
he could have been deionizing
we could have been deionizing
you could have been deionizing
they could have been deionizing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't deionize
you couldn't deionize
he couldn't deionize
we couldn't deionize
you couldn't deionize
they couldn't deionize 	I couldn't be deionizing
you couldn't be deionizing
he couldn't be deionizing
we couldn't be deionizing
you couldn't be deionizing
they couldn't be deionizing	I couldn't have deionized
you couldn't have deionized
he couldn't have deionized
we couldn't have deionized
you couldn't have deionized
they couldn't have deionized	I couldn't have been deionizing
you couldn't have been deionizing
he couldn't have been deionizing
we couldn't have been deionizing
you couldn't have been deionizing
they couldn't have been deionizing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I deionize?
could you deionize?
could he deionize?
could we deionize?
could you deionize?
could they deionize? 	could I be deionizing?
could you be deionizing?
could he be deionizing?
could we be deionizing?
could you be deionizing?
could they be deionizing? 	could I have deionized?
could you have deionized?
could he have deionized?
could we have deionized?
could you have deionized?
could they have deionized? 	could I have been deionizing?
could you have been deionizing?
could he have been deionizing?
could we have been deionizing?
could you have been deionizing?
could they have been deionizing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I deionize?
couldn't you deionize?
couldn't he deionize?
couldn't we deionize?
couldn't you deionize?
couldn't they deionize? 	couldn't I be deionizing?
couldn't you be deionizing?
couldn't he be deionizing?
couldn't we be deionizing?
couldn't you be deionizing?
couldn't they be deionizing? 	couldn't I have deionized?
couldn't you have deionized?
couldn't he have deionized?
couldn't we have deionized?
couldn't you have deionized?
couldn't they have deionized? 	couldn't I have been deionizing?
couldn't you have been deionizing?
couldn't he have been deionizing?
couldn't we have been deionizing?
couldn't you have been deionizing?
couldn't they have been deionizing?