could post
Verbo regular: post - posted- posted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could post
you could post
he could post
we could post
you could post
they could post 	I could be posting
you could be posting
he could be posting
we could be posting
you could be posting
they could be posting	I could have posted
you could have posted
he could have posted
we could have posted
you could have posted
they could have posted	I could have been posting
you could have been posting
he could have been posting
we could have been posting
you could have been posting
they could have been posting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't post
you couldn't post
he couldn't post
we couldn't post
you couldn't post
they couldn't post 	I couldn't be posting
you couldn't be posting
he couldn't be posting
we couldn't be posting
you couldn't be posting
they couldn't be posting	I couldn't have posted
you couldn't have posted
he couldn't have posted
we couldn't have posted
you couldn't have posted
they couldn't have posted	I couldn't have been posting
you couldn't have been posting
he couldn't have been posting
we couldn't have been posting
you couldn't have been posting
they couldn't have been posting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I post?
could you post?
could he post?
could we post?
could you post?
could they post? 	could I be posting?
could you be posting?
could he be posting?
could we be posting?
could you be posting?
could they be posting? 	could I have posted?
could you have posted?
could he have posted?
could we have posted?
could you have posted?
could they have posted? 	could I have been posting?
could you have been posting?
could he have been posting?
could we have been posting?
could you have been posting?
could they have been posting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I post?
couldn't you post?
couldn't he post?
couldn't we post?
couldn't you post?
couldn't they post? 	couldn't I be posting?
couldn't you be posting?
couldn't he be posting?
couldn't we be posting?
couldn't you be posting?
couldn't they be posting? 	couldn't I have posted?
couldn't you have posted?
couldn't he have posted?
couldn't we have posted?
couldn't you have posted?
couldn't they have posted? 	couldn't I have been posting?
couldn't you have been posting?
couldn't he have been posting?
couldn't we have been posting?
couldn't you have been posting?
couldn't they have been posting?