Conjugação do verbo inglês
COULD ELAPSE

Verbo regular: elapse - elapsed - elapsed

Afirmação

Forma simple	Forma com V-ing
I could elapse you could elapse he could elapse we could elapse you could elapse they could elapse	I could be elapsing you could be elapsing he could be elapsing we could be elapsing you could be elapsing they could be elapsing
Perfeito	Perfeito com V-ing
I could have elapsed you could have elapsed he could have elapsed we could have elapsed you could have elapsed they could have elapsed	I could have been elapsing you could have been elapsing he could have been elapsing we could have been elapsing you could have been elapsing they could have been elapsing

Negação

Forma simple	Forma com V-ing
I couldn't elapse you couldn't elapse he couldn't elapse we couldn't elapse you couldn't elapse they couldn't elapse	I couldn't be elapsing you couldn't be elapsing he couldn't be elapsing we couldn't be elapsing you couldn't be elapsing they couldn't be elapsing
Perfeito	Perfeito com V-ing
I couldn't have elapsed you couldn't have elapsed he couldn't have elapsed we couldn't have elapsed you couldn't have elapsed they couldn't have elapsed	I couldn't have been elapsing you couldn't have been elapsing he couldn't have been elapsing we couldn't have been elapsing you couldn't have been elapsing they couldn't have been elapsing

Forma interrogativa

Forma simple	Forma com V-ing
could I elapse? could you elapse? could he elapse? could we elapse? could you elapse? could they elapse?	could I be elapsing? could you be elapsing? could he be elapsing? could we be elapsing? could you be elapsing? could they be elapsing?
Perfeito	Perfeito com V-ing
could I have elapsed? could you have elapsed? could he have elapsed? could we have elapsed? could you have elapsed? could they have elapsed?	could I have been elapsing? could you have been elapsing? could he have been elapsing? could we have been elapsing? could you have been elapsing? could they have been elapsing?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I elapse? couldn't you elapse? couldn't he elapse? couldn't we elapse? couldn't you elapse? couldn't they elapse?	couldn't I be elapsing? couldn't you be elapsing? couldn't he be elapsing? couldn't we be elapsing? couldn't you be elapsing? couldn't they be elapsing?
Perfeito	Perfeito com V-ing
couldn't I have elapsed? couldn't you have elapsed? couldn't he have elapsed? couldn't we have elapsed? couldn't you have elapsed? couldn't they have elapsed?	couldn't I have been elapsing? couldn't you have been elapsing? couldn't he have been elapsing? couldn't we have been elapsing? couldn't you have been elapsing? couldn't they have been elapsing?