Conjugação do verbo inglês
COULD HAIL

Verbo regular: hail - hailed - hailed

Afirmação

Forma simple	Forma com V-ing
I could hail you could hail she could hail we could hail you could hail they could hail	I could be hailing you could be hailing she could be hailing we could be hailing you could be hailing they could be hailing
Perfeito	Perfeito com V-ing
I could have hailed you could have hailed she could have hailed we could have hailed you could have hailed they could have hailed	I could have been hailing you could have been hailing she could have been hailing we could have been hailing you could have been hailing they could have been hailing

Negação

Forma simple	Forma com V-ing
I couldn't hail you couldn't hail she couldn't hail we couldn't hail you couldn't hail they couldn't hail	I couldn't be hailing you couldn't be hailing she couldn't be hailing we couldn't be hailing you couldn't be hailing they couldn't be hailing
Perfeito	Perfeito com V-ing
I couldn't have hailed you couldn't have hailed she couldn't have hailed we couldn't have hailed you couldn't have hailed they couldn't have hailed	I couldn't have been hailing you couldn't have been hailing she couldn't have been hailing we couldn't have been hailing you couldn't have been hailing they couldn't have been hailing

Forma interrogativa

Forma simple	Forma com V-ing
could I hail? could you hail? could she hail? could we hail? could you hail? could they hail?	could I be hailing? could you be hailing? could she be hailing? could we be hailing? could you be hailing? could they be hailing?
Perfeito	Perfeito com V-ing
could I have hailed? could you have hailed? could she have hailed? could we have hailed? could you have hailed? could they have hailed?	could I have been hailing? could you have been hailing? could she have been hailing? could we have been hailing? could you have been hailing? could they have been hailing?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I hail? couldn't you hail? couldn't she hail? couldn't we hail? couldn't you hail? couldn't they hail?	couldn't I be hailing? couldn't you be hailing? couldn't she be hailing? couldn't we be hailing? couldn't you be hailing? couldn't they be hailing?
Perfeito	Perfeito com V-ing
couldn't I have hailed? couldn't you have hailed? couldn't she have hailed? couldn't we have hailed? couldn't you have hailed? couldn't they have hailed?	couldn't I have been hailing? couldn't you have been hailing? couldn't she have been hailing? couldn't we have been hailing? couldn't you have been hailing? couldn't they have been hailing?