Conjugación del verbo inglés
COULD NIGH

Verbo regular: nigh - nighed - nighed

Afirmación

Forma simple	Forma con V-ing
I could nigh you could nigh she could nigh we could nigh you could nigh they could nigh	I could be nighing you could be nighing she could be nighing we could be nighing you could be nighing they could be nighing
Perfecto	Perfecto con V-ing
I could have nighed you could have nighed she could have nighed we could have nighed you could have nighed they could have nighed	I could have been nighing you could have been nighing she could have been nighing we could have been nighing you could have been nighing they could have been nighing

Negación

Forma simple	Forma con V-ing
I couldn't nigh you couldn't nigh she couldn't nigh we couldn't nigh you couldn't nigh they couldn't nigh	I couldn't be nighing you couldn't be nighing she couldn't be nighing we couldn't be nighing you couldn't be nighing they couldn't be nighing
Perfecto	Perfecto con V-ing
I couldn't have nighed you couldn't have nighed she couldn't have nighed we couldn't have nighed you couldn't have nighed they couldn't have nighed	I couldn't have been nighing you couldn't have been nighing she couldn't have been nighing we couldn't have been nighing you couldn't have been nighing they couldn't have been nighing

Forma interrogativa

Forma simple	Forma con V-ing
could I nigh? could you nigh? could she nigh? could we nigh? could you nigh? could they nigh?	could I be nighing? could you be nighing? could she be nighing? could we be nighing? could you be nighing? could they be nighing?
Perfecto	Perfecto con V-ing
could I have nighed? could you have nighed? could she have nighed? could we have nighed? could you have nighed? could they have nighed?	could I have been nighing? could you have been nighing? could she have been nighing? could we have been nighing? could you have been nighing? could they have been nighing?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I nigh? couldn't you nigh? couldn't she nigh? couldn't we nigh? couldn't you nigh? couldn't they nigh?	couldn't I be nighing? couldn't you be nighing? couldn't she be nighing? couldn't we be nighing? couldn't you be nighing? couldn't they be nighing?
Perfecto	Perfecto con V-ing
couldn't I have nighed? couldn't you have nighed? couldn't she have nighed? couldn't we have nighed? couldn't you have nighed? couldn't they have nighed?	couldn't I have been nighing? couldn't you have been nighing? couldn't she have been nighing? couldn't we have been nighing? couldn't you have been nighing? couldn't they have been nighing?