Conjugación del verbo inglés
COULD PRESIDE

Verbo regular: preside - presided - presided

Afirmación

Forma simple	Forma con V-ing
I could preside you could preside he could preside we could preside you could preside they could preside	I could be presiding you could be presiding he could be presiding we could be presiding you could be presiding they could be presiding
Perfecto	Perfecto con V-ing
I could have presided you could have presided he could have presided we could have presided you could have presided they could have presided	I could have been presiding you could have been presiding he could have been presiding we could have been presiding you could have been presiding they could have been presiding

Negación

Forma simple	Forma con V-ing
I couldn't preside you couldn't preside he couldn't preside we couldn't preside you couldn't preside they couldn't preside	I couldn't be presiding you couldn't be presiding he couldn't be presiding we couldn't be presiding you couldn't be presiding they couldn't be presiding
Perfecto	Perfecto con V-ing
I couldn't have presided you couldn't have presided he couldn't have presided we couldn't have presided you couldn't have presided they couldn't have presided	I couldn't have been presiding you couldn't have been presiding he couldn't have been presiding we couldn't have been presiding you couldn't have been presiding they couldn't have been presiding

Forma interrogativa

Forma simple	Forma con V-ing
could I preside? could you preside? could he preside? could we preside? could you preside? could they preside?	could I be presiding? could you be presiding? could he be presiding? could we be presiding? could you be presiding? could they be presiding?
Perfecto	Perfecto con V-ing
could I have presided? could you have presided? could he have presided? could we have presided? could you have presided? could they have presided?	could I have been presiding? could you have been presiding? could he have been presiding? could we have been presiding? could you have been presiding? could they have been presiding?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I preside? couldn't you preside? couldn't he preside? couldn't we preside? couldn't you preside? couldn't they preside?	couldn't I be presiding? couldn't you be presiding? couldn't he be presiding? couldn't we be presiding? couldn't you be presiding? couldn't they be presiding?
Perfecto	Perfecto con V-ing
couldn't I have presided? couldn't you have presided? couldn't he have presided? couldn't we have presided? couldn't you have presided? couldn't they have presided?	couldn't I have been presiding? couldn't you have been presiding? couldn't he have been presiding? couldn't we have been presiding? couldn't you have been presiding? couldn't they have been presiding?