could prevalue
Verbo regular: prevalue - prevalued- prevalued

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could prevalue
you could prevalue
he could prevalue
we could prevalue
you could prevalue
they could prevalue 	I could be prevaluing
you could be prevaluing
he could be prevaluing
we could be prevaluing
you could be prevaluing
they could be prevaluing	I could have prevalued
you could have prevalued
he could have prevalued
we could have prevalued
you could have prevalued
they could have prevalued	I could have been prevaluing
you could have been prevaluing
he could have been prevaluing
we could have been prevaluing
you could have been prevaluing
they could have been prevaluing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't prevalue
you couldn't prevalue
he couldn't prevalue
we couldn't prevalue
you couldn't prevalue
they couldn't prevalue 	I couldn't be prevaluing
you couldn't be prevaluing
he couldn't be prevaluing
we couldn't be prevaluing
you couldn't be prevaluing
they couldn't be prevaluing	I couldn't have prevalued
you couldn't have prevalued
he couldn't have prevalued
we couldn't have prevalued
you couldn't have prevalued
they couldn't have prevalued	I couldn't have been prevaluing
you couldn't have been prevaluing
he couldn't have been prevaluing
we couldn't have been prevaluing
you couldn't have been prevaluing
they couldn't have been prevaluing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I prevalue?
could you prevalue?
could he prevalue?
could we prevalue?
could you prevalue?
could they prevalue? 	could I be prevaluing?
could you be prevaluing?
could he be prevaluing?
could we be prevaluing?
could you be prevaluing?
could they be prevaluing? 	could I have prevalued?
could you have prevalued?
could he have prevalued?
could we have prevalued?
could you have prevalued?
could they have prevalued? 	could I have been prevaluing?
could you have been prevaluing?
could he have been prevaluing?
could we have been prevaluing?
could you have been prevaluing?
could they have been prevaluing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I prevalue?
couldn't you prevalue?
couldn't he prevalue?
couldn't we prevalue?
couldn't you prevalue?
couldn't they prevalue? 	couldn't I be prevaluing?
couldn't you be prevaluing?
couldn't he be prevaluing?
couldn't we be prevaluing?
couldn't you be prevaluing?
couldn't they be prevaluing? 	couldn't I have prevalued?
couldn't you have prevalued?
couldn't he have prevalued?
couldn't we have prevalued?
couldn't you have prevalued?
couldn't they have prevalued? 	couldn't I have been prevaluing?
couldn't you have been prevaluing?
couldn't he have been prevaluing?
couldn't we have been prevaluing?
couldn't you have been prevaluing?
couldn't they have been prevaluing?