could select
Verbo regular: select - selected- selected

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could select
you could select
he could select
we could select
you could select
they could select 	I could be selecting
you could be selecting
he could be selecting
we could be selecting
you could be selecting
they could be selecting	I could have selected
you could have selected
he could have selected
we could have selected
you could have selected
they could have selected	I could have been selecting
you could have been selecting
he could have been selecting
we could have been selecting
you could have been selecting
they could have been selecting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't select
you couldn't select
he couldn't select
we couldn't select
you couldn't select
they couldn't select 	I couldn't be selecting
you couldn't be selecting
he couldn't be selecting
we couldn't be selecting
you couldn't be selecting
they couldn't be selecting	I couldn't have selected
you couldn't have selected
he couldn't have selected
we couldn't have selected
you couldn't have selected
they couldn't have selected	I couldn't have been selecting
you couldn't have been selecting
he couldn't have been selecting
we couldn't have been selecting
you couldn't have been selecting
they couldn't have been selecting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I select?
could you select?
could he select?
could we select?
could you select?
could they select? 	could I be selecting?
could you be selecting?
could he be selecting?
could we be selecting?
could you be selecting?
could they be selecting? 	could I have selected?
could you have selected?
could he have selected?
could we have selected?
could you have selected?
could they have selected? 	could I have been selecting?
could you have been selecting?
could he have been selecting?
could we have been selecting?
could you have been selecting?
could they have been selecting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I select?
couldn't you select?
couldn't he select?
couldn't we select?
couldn't you select?
couldn't they select? 	couldn't I be selecting?
couldn't you be selecting?
couldn't he be selecting?
couldn't we be selecting?
couldn't you be selecting?
couldn't they be selecting? 	couldn't I have selected?
couldn't you have selected?
couldn't he have selected?
couldn't we have selected?
couldn't you have selected?
couldn't they have selected? 	couldn't I have been selecting?
couldn't you have been selecting?
couldn't he have been selecting?
couldn't we have been selecting?
couldn't you have been selecting?
couldn't they have been selecting?