Conjugación del verbo inglés
COULD GRADATE

Verbo regular: gradate - gradated - gradated

Afirmación

Forma simple	Forma con V-ing
I could gradate you could gradate he could gradate we could gradate you could gradate they could gradate	I could be gradating you could be gradating he could be gradating we could be gradating you could be gradating they could be gradating
Perfecto	Perfecto con V-ing
I could have gradated you could have gradated he could have gradated we could have gradated you could have gradated they could have gradated	I could have been gradating you could have been gradating he could have been gradating we could have been gradating you could have been gradating they could have been gradating

Negación

Forma simple	Forma con V-ing
I couldn't gradate you couldn't gradate he couldn't gradate we couldn't gradate you couldn't gradate they couldn't gradate	I couldn't be gradating you couldn't be gradating he couldn't be gradating we couldn't be gradating you couldn't be gradating they couldn't be gradating
Perfecto	Perfecto con V-ing
I couldn't have gradated you couldn't have gradated he couldn't have gradated we couldn't have gradated you couldn't have gradated they couldn't have gradated	I couldn't have been gradating you couldn't have been gradating he couldn't have been gradating we couldn't have been gradating you couldn't have been gradating they couldn't have been gradating

Forma interrogativa

Forma simple	Forma con V-ing
could I gradate? could you gradate? could he gradate? could we gradate? could you gradate? could they gradate?	could I be gradating? could you be gradating? could he be gradating? could we be gradating? could you be gradating? could they be gradating?
Perfecto	Perfecto con V-ing
could I have gradated? could you have gradated? could he have gradated? could we have gradated? could you have gradated? could they have gradated?	could I have been gradating? could you have been gradating? could he have been gradating? could we have been gradating? could you have been gradating? could they have been gradating?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I gradate? couldn't you gradate? couldn't he gradate? couldn't we gradate? couldn't you gradate? couldn't they gradate?	couldn't I be gradating? couldn't you be gradating? couldn't he be gradating? couldn't we be gradating? couldn't you be gradating? couldn't they be gradating?
Perfecto	Perfecto con V-ing
couldn't I have gradated? couldn't you have gradated? couldn't he have gradated? couldn't we have gradated? couldn't you have gradated? couldn't they have gradated?	couldn't I have been gradating? couldn't you have been gradating? couldn't he have been gradating? couldn't we have been gradating? couldn't you have been gradating? couldn't they have been gradating?