Conjugação do verbo inglês
COULD DIFFER

Verbo regular: differ - differed - differed

Afirmação

Forma simple	Forma com V-ing
I could differ you could differ she could differ we could differ you could differ they could differ	I could be differing you could be differing she could be differing we could be differing you could be differing they could be differing
Perfeito	Perfeito com V-ing
I could have differed you could have differed she could have differed we could have differed you could have differed they could have differed	I could have been differing you could have been differing she could have been differing we could have been differing you could have been differing they could have been differing

Negação

Forma simple	Forma com V-ing
I couldn't differ you couldn't differ she couldn't differ we couldn't differ you couldn't differ they couldn't differ	I couldn't be differing you couldn't be differing she couldn't be differing we couldn't be differing you couldn't be differing they couldn't be differing
Perfeito	Perfeito com V-ing
I couldn't have differed you couldn't have differed she couldn't have differed we couldn't have differed you couldn't have differed they couldn't have differed	I couldn't have been differing you couldn't have been differing she couldn't have been differing we couldn't have been differing you couldn't have been differing they couldn't have been differing

Forma interrogativa

Forma simple	Forma com V-ing
could I differ? could you differ? could she differ? could we differ? could you differ? could they differ?	could I be differing? could you be differing? could she be differing? could we be differing? could you be differing? could they be differing?
Perfeito	Perfeito com V-ing
could I have differed? could you have differed? could she have differed? could we have differed? could you have differed? could they have differed?	could I have been differing? could you have been differing? could she have been differing? could we have been differing? could you have been differing? could they have been differing?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I differ? couldn't you differ? couldn't she differ? couldn't we differ? couldn't you differ? couldn't they differ?	couldn't I be differing? couldn't you be differing? couldn't she be differing? couldn't we be differing? couldn't you be differing? couldn't they be differing?
Perfeito	Perfeito com V-ing
couldn't I have differed? couldn't you have differed? couldn't she have differed? couldn't we have differed? couldn't you have differed? couldn't they have differed?	couldn't I have been differing? couldn't you have been differing? couldn't she have been differing? couldn't we have been differing? couldn't you have been differing? couldn't they have been differing?