could defer
Verbo regular: defer - deferred- deferred

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could defer
you could defer
he could defer
we could defer
you could defer
they could defer 	I could be deferring
you could be deferring
he could be deferring
we could be deferring
you could be deferring
they could be deferring	I could have deferred
you could have deferred
he could have deferred
we could have deferred
you could have deferred
they could have deferred	I could have been deferring
you could have been deferring
he could have been deferring
we could have been deferring
you could have been deferring
they could have been deferring	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't defer
you couldn't defer
he couldn't defer
we couldn't defer
you couldn't defer
they couldn't defer 	I couldn't be deferring
you couldn't be deferring
he couldn't be deferring
we couldn't be deferring
you couldn't be deferring
they couldn't be deferring	I couldn't have deferred
you couldn't have deferred
he couldn't have deferred
we couldn't have deferred
you couldn't have deferred
they couldn't have deferred	I couldn't have been deferring
you couldn't have been deferring
he couldn't have been deferring
we couldn't have been deferring
you couldn't have been deferring
they couldn't have been deferring	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I defer?
could you defer?
could he defer?
could we defer?
could you defer?
could they defer? 	could I be deferring?
could you be deferring?
could he be deferring?
could we be deferring?
could you be deferring?
could they be deferring? 	could I have deferred?
could you have deferred?
could he have deferred?
could we have deferred?
could you have deferred?
could they have deferred? 	could I have been deferring?
could you have been deferring?
could he have been deferring?
could we have been deferring?
could you have been deferring?
could they have been deferring? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I defer?
couldn't you defer?
couldn't he defer?
couldn't we defer?
couldn't you defer?
couldn't they defer? 	couldn't I be deferring?
couldn't you be deferring?
couldn't he be deferring?
couldn't we be deferring?
couldn't you be deferring?
couldn't they be deferring? 	couldn't I have deferred?
couldn't you have deferred?
couldn't he have deferred?
couldn't we have deferred?
couldn't you have deferred?
couldn't they have deferred? 	couldn't I have been deferring?
couldn't you have been deferring?
couldn't he have been deferring?
couldn't we have been deferring?
couldn't you have been deferring?
couldn't they have been deferring?