could site
Verbo regular: site - sited- sited

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could site
you could site
he could site
we could site
you could site
they could site 	I could be siting
you could be siting
he could be siting
we could be siting
you could be siting
they could be siting	I could have sited
you could have sited
he could have sited
we could have sited
you could have sited
they could have sited	I could have been siting
you could have been siting
he could have been siting
we could have been siting
you could have been siting
they could have been siting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't site
you couldn't site
he couldn't site
we couldn't site
you couldn't site
they couldn't site 	I couldn't be siting
you couldn't be siting
he couldn't be siting
we couldn't be siting
you couldn't be siting
they couldn't be siting	I couldn't have sited
you couldn't have sited
he couldn't have sited
we couldn't have sited
you couldn't have sited
they couldn't have sited	I couldn't have been siting
you couldn't have been siting
he couldn't have been siting
we couldn't have been siting
you couldn't have been siting
they couldn't have been siting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I site?
could you site?
could he site?
could we site?
could you site?
could they site? 	could I be siting?
could you be siting?
could he be siting?
could we be siting?
could you be siting?
could they be siting? 	could I have sited?
could you have sited?
could he have sited?
could we have sited?
could you have sited?
could they have sited? 	could I have been siting?
could you have been siting?
could he have been siting?
could we have been siting?
could you have been siting?
could they have been siting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I site?
couldn't you site?
couldn't he site?
couldn't we site?
couldn't you site?
couldn't they site? 	couldn't I be siting?
couldn't you be siting?
couldn't he be siting?
couldn't we be siting?
couldn't you be siting?
couldn't they be siting? 	couldn't I have sited?
couldn't you have sited?
couldn't he have sited?
couldn't we have sited?
couldn't you have sited?
couldn't they have sited? 	couldn't I have been siting?
couldn't you have been siting?
couldn't he have been siting?
couldn't we have been siting?
couldn't you have been siting?
couldn't they have been siting?