could gladden
Verbo regular: gladden - gladdened- gladdened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could gladden
you could gladden
he could gladden
we could gladden
you could gladden
they could gladden 	I could be gladdening
you could be gladdening
he could be gladdening
we could be gladdening
you could be gladdening
they could be gladdening	I could have gladdened
you could have gladdened
he could have gladdened
we could have gladdened
you could have gladdened
they could have gladdened	I could have been gladdening
you could have been gladdening
he could have been gladdening
we could have been gladdening
you could have been gladdening
they could have been gladdening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not gladden
you could not gladden
he could not gladden
we could not gladden
you could not gladden
they could not gladden 	I could not be gladdening
you could not be gladdening
he could not be gladdening
we could not be gladdening
you could not be gladdening
they could not be gladdening	I could not have gladdened
you could not have gladdened
he could not have gladdened
we could not have gladdened
you could not have gladdened
they could not have gladdened	I could not have been gladdening
you could not have been gladdening
he could not have been gladdening
we could not have been gladdening
you could not have been gladdening
they could not have been gladdening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I gladden?
could you gladden?
could he gladden?
could we gladden?
could you gladden?
could they gladden? 	could I be gladdening?
could you be gladdening?
could he be gladdening?
could we be gladdening?
could you be gladdening?
could they be gladdening? 	could I have gladdened?
could you have gladdened?
could he have gladdened?
could we have gladdened?
could you have gladdened?
could they have gladdened? 	could I have been gladdening?
could you have been gladdening?
could he have been gladdening?
could we have been gladdening?
could you have been gladdening?
could they have been gladdening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not gladden?
could you not gladden?
could he not gladden?
could we not gladden?
could you not gladden?
could they not gladden? 	could I not be gladdening?
could you not be gladdening?
could he not be gladdening?
could we not be gladdening?
could you not be gladdening?
could they not be gladdening? 	could I not have gladdened?
could you not have gladdened?
could he not have gladdened?
could we not have gladdened?
could you not have gladdened?
could they not have gladdened? 	could I not have been gladdening?
could you not have been gladdening?
could he not have been gladdening?
could we not have been gladdening?
could you not have been gladdening?
could they not have been gladdening?