Conjugação do verbo inglês
COULD PREEMPT

Verbo regular: preempt - preempted - preempted

Afirmação

Forma simple	Forma com V-ing
I could preempt you could preempt he could preempt we could preempt you could preempt they could preempt	I could be preempting you could be preempting he could be preempting we could be preempting you could be preempting they could be preempting
Perfeito	Perfeito com V-ing
I could have preempted you could have preempted he could have preempted we could have preempted you could have preempted they could have preempted	I could have been preempting you could have been preempting he could have been preempting we could have been preempting you could have been preempting they could have been preempting

Negação

Forma simple	Forma com V-ing
I couldn't preempt you couldn't preempt he couldn't preempt we couldn't preempt you couldn't preempt they couldn't preempt	I couldn't be preempting you couldn't be preempting he couldn't be preempting we couldn't be preempting you couldn't be preempting they couldn't be preempting
Perfeito	Perfeito com V-ing
I couldn't have preempted you couldn't have preempted he couldn't have preempted we couldn't have preempted you couldn't have preempted they couldn't have preempted	I couldn't have been preempting you couldn't have been preempting he couldn't have been preempting we couldn't have been preempting you couldn't have been preempting they couldn't have been preempting

Forma interrogativa

Forma simple	Forma com V-ing
could I preempt? could you preempt? could he preempt? could we preempt? could you preempt? could they preempt?	could I be preempting? could you be preempting? could he be preempting? could we be preempting? could you be preempting? could they be preempting?
Perfeito	Perfeito com V-ing
could I have preempted? could you have preempted? could he have preempted? could we have preempted? could you have preempted? could they have preempted?	could I have been preempting? could you have been preempting? could he have been preempting? could we have been preempting? could you have been preempting? could they have been preempting?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I preempt? couldn't you preempt? couldn't he preempt? couldn't we preempt? couldn't you preempt? couldn't they preempt?	couldn't I be preempting? couldn't you be preempting? couldn't he be preempting? couldn't we be preempting? couldn't you be preempting? couldn't they be preempting?
Perfeito	Perfeito com V-ing
couldn't I have preempted? couldn't you have preempted? couldn't he have preempted? couldn't we have preempted? couldn't you have preempted? couldn't they have preempted?	couldn't I have been preempting? couldn't you have been preempting? couldn't he have been preempting? couldn't we have been preempting? couldn't you have been preempting? couldn't they have been preempting?