Conjugação do verbo inglês
COULD BACKSTOP

Verbo regular: backstop - backstoped - backstoped

Afirmação

Forma simple	Forma com V-ing
I could backstop you could backstop he could backstop we could backstop you could backstop they could backstop	I could be backstoping you could be backstoping he could be backstoping we could be backstoping you could be backstoping they could be backstoping
Perfeito	Perfeito com V-ing
I could have backstoped you could have backstoped he could have backstoped we could have backstoped you could have backstoped they could have backstoped	I could have been backstoping you could have been backstoping he could have been backstoping we could have been backstoping you could have been backstoping they could have been backstoping

Negação

Forma simple	Forma com V-ing
I couldn't backstop you couldn't backstop he couldn't backstop we couldn't backstop you couldn't backstop they couldn't backstop	I couldn't be backstoping you couldn't be backstoping he couldn't be backstoping we couldn't be backstoping you couldn't be backstoping they couldn't be backstoping
Perfeito	Perfeito com V-ing
I couldn't have backstoped you couldn't have backstoped he couldn't have backstoped we couldn't have backstoped you couldn't have backstoped they couldn't have backstoped	I couldn't have been backstoping you couldn't have been backstoping he couldn't have been backstoping we couldn't have been backstoping you couldn't have been backstoping they couldn't have been backstoping

Forma interrogativa

Forma simple	Forma com V-ing
could I backstop? could you backstop? could he backstop? could we backstop? could you backstop? could they backstop?	could I be backstoping? could you be backstoping? could he be backstoping? could we be backstoping? could you be backstoping? could they be backstoping?
Perfeito	Perfeito com V-ing
could I have backstoped? could you have backstoped? could he have backstoped? could we have backstoped? could you have backstoped? could they have backstoped?	could I have been backstoping? could you have been backstoping? could he have been backstoping? could we have been backstoping? could you have been backstoping? could they have been backstoping?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I backstop? couldn't you backstop? couldn't he backstop? couldn't we backstop? couldn't you backstop? couldn't they backstop?	couldn't I be backstoping? couldn't you be backstoping? couldn't he be backstoping? couldn't we be backstoping? couldn't you be backstoping? couldn't they be backstoping?
Perfeito	Perfeito com V-ing
couldn't I have backstoped? couldn't you have backstoped? couldn't he have backstoped? couldn't we have backstoped? couldn't you have backstoped? couldn't they have backstoped?	couldn't I have been backstoping? couldn't you have been backstoping? couldn't he have been backstoping? couldn't we have been backstoping? couldn't you have been backstoping? couldn't they have been backstoping?