could lunch
Verbo regular: lunch - lunched- lunched

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could lunch
you could lunch
she could lunch
we could lunch
you could lunch
they could lunch 	I could be lunching
you could be lunching
she could be lunching
we could be lunching
you could be lunching
they could be lunching	I could have lunched
you could have lunched
she could have lunched
we could have lunched
you could have lunched
they could have lunched	I could have been lunching
you could have been lunching
she could have been lunching
we could have been lunching
you could have been lunching
they could have been lunching	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't lunch
you couldn't lunch
she couldn't lunch
we couldn't lunch
you couldn't lunch
they couldn't lunch 	I couldn't be lunching
you couldn't be lunching
she couldn't be lunching
we couldn't be lunching
you couldn't be lunching
they couldn't be lunching	I couldn't have lunched
you couldn't have lunched
she couldn't have lunched
we couldn't have lunched
you couldn't have lunched
they couldn't have lunched	I couldn't have been lunching
you couldn't have been lunching
she couldn't have been lunching
we couldn't have been lunching
you couldn't have been lunching
they couldn't have been lunching	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I lunch?
could you lunch?
could she lunch?
could we lunch?
could you lunch?
could they lunch? 	could I be lunching?
could you be lunching?
could she be lunching?
could we be lunching?
could you be lunching?
could they be lunching? 	could I have lunched?
could you have lunched?
could she have lunched?
could we have lunched?
could you have lunched?
could they have lunched? 	could I have been lunching?
could you have been lunching?
could she have been lunching?
could we have been lunching?
could you have been lunching?
could they have been lunching? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I lunch?
couldn't you lunch?
couldn't she lunch?
couldn't we lunch?
couldn't you lunch?
couldn't they lunch? 	couldn't I be lunching?
couldn't you be lunching?
couldn't she be lunching?
couldn't we be lunching?
couldn't you be lunching?
couldn't they be lunching? 	couldn't I have lunched?
couldn't you have lunched?
couldn't she have lunched?
couldn't we have lunched?
couldn't you have lunched?
couldn't they have lunched? 	couldn't I have been lunching?
couldn't you have been lunching?
couldn't she have been lunching?
couldn't we have been lunching?
couldn't you have been lunching?
couldn't they have been lunching?