Conjugação do verbo inglês
COULD MARCH

Verbo regular: march - marched - marched

Afirmação

Forma simple	Forma com V-ing
I could march you could march he could march we could march you could march they could march	I could be marching you could be marching he could be marching we could be marching you could be marching they could be marching
Perfeito	Perfeito com V-ing
I could have marched you could have marched he could have marched we could have marched you could have marched they could have marched	I could have been marching you could have been marching he could have been marching we could have been marching you could have been marching they could have been marching

Negação

Forma simple	Forma com V-ing
I couldn't march you couldn't march he couldn't march we couldn't march you couldn't march they couldn't march	I couldn't be marching you couldn't be marching he couldn't be marching we couldn't be marching you couldn't be marching they couldn't be marching
Perfeito	Perfeito com V-ing
I couldn't have marched you couldn't have marched he couldn't have marched we couldn't have marched you couldn't have marched they couldn't have marched	I couldn't have been marching you couldn't have been marching he couldn't have been marching we couldn't have been marching you couldn't have been marching they couldn't have been marching

Forma interrogativa

Forma simple	Forma com V-ing
could I march? could you march? could he march? could we march? could you march? could they march?	could I be marching? could you be marching? could he be marching? could we be marching? could you be marching? could they be marching?
Perfeito	Perfeito com V-ing
could I have marched? could you have marched? could he have marched? could we have marched? could you have marched? could they have marched?	could I have been marching? could you have been marching? could he have been marching? could we have been marching? could you have been marching? could they have been marching?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I march? couldn't you march? couldn't he march? couldn't we march? couldn't you march? couldn't they march?	couldn't I be marching? couldn't you be marching? couldn't he be marching? couldn't we be marching? couldn't you be marching? couldn't they be marching?
Perfeito	Perfeito com V-ing
couldn't I have marched? couldn't you have marched? couldn't he have marched? couldn't we have marched? couldn't you have marched? couldn't they have marched?	couldn't I have been marching? couldn't you have been marching? couldn't he have been marching? couldn't we have been marching? couldn't you have been marching? couldn't they have been marching?