could radiate
Verbo regular: radiate - radiated- radiated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could radiate
you could radiate
he could radiate
we could radiate
you could radiate
they could radiate 	I could be radiating
you could be radiating
he could be radiating
we could be radiating
you could be radiating
they could be radiating	I could have radiated
you could have radiated
he could have radiated
we could have radiated
you could have radiated
they could have radiated	I could have been radiating
you could have been radiating
he could have been radiating
we could have been radiating
you could have been radiating
they could have been radiating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't radiate
you couldn't radiate
he couldn't radiate
we couldn't radiate
you couldn't radiate
they couldn't radiate 	I couldn't be radiating
you couldn't be radiating
he couldn't be radiating
we couldn't be radiating
you couldn't be radiating
they couldn't be radiating	I couldn't have radiated
you couldn't have radiated
he couldn't have radiated
we couldn't have radiated
you couldn't have radiated
they couldn't have radiated	I couldn't have been radiating
you couldn't have been radiating
he couldn't have been radiating
we couldn't have been radiating
you couldn't have been radiating
they couldn't have been radiating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I radiate?
could you radiate?
could he radiate?
could we radiate?
could you radiate?
could they radiate? 	could I be radiating?
could you be radiating?
could he be radiating?
could we be radiating?
could you be radiating?
could they be radiating? 	could I have radiated?
could you have radiated?
could he have radiated?
could we have radiated?
could you have radiated?
could they have radiated? 	could I have been radiating?
could you have been radiating?
could he have been radiating?
could we have been radiating?
could you have been radiating?
could they have been radiating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I radiate?
couldn't you radiate?
couldn't he radiate?
couldn't we radiate?
couldn't you radiate?
couldn't they radiate? 	couldn't I be radiating?
couldn't you be radiating?
couldn't he be radiating?
couldn't we be radiating?
couldn't you be radiating?
couldn't they be radiating? 	couldn't I have radiated?
couldn't you have radiated?
couldn't he have radiated?
couldn't we have radiated?
couldn't you have radiated?
couldn't they have radiated? 	couldn't I have been radiating?
couldn't you have been radiating?
couldn't he have been radiating?
couldn't we have been radiating?
couldn't you have been radiating?
couldn't they have been radiating?