Conjugación del verbo inglés
COULD MAR

Verbo regular: mar - marred - marred

Afirmación

Forma simple	Forma con V-ing
I could mar you could mar she could mar we could mar you could mar they could mar	I could be marring you could be marring she could be marring we could be marring you could be marring they could be marring
Perfecto	Perfecto con V-ing
I could have marred you could have marred she could have marred we could have marred you could have marred they could have marred	I could have been marring you could have been marring she could have been marring we could have been marring you could have been marring they could have been marring

Negación

Forma simple	Forma con V-ing
I couldn't mar you couldn't mar she couldn't mar we couldn't mar you couldn't mar they couldn't mar	I couldn't be marring you couldn't be marring she couldn't be marring we couldn't be marring you couldn't be marring they couldn't be marring
Perfecto	Perfecto con V-ing
I couldn't have marred you couldn't have marred she couldn't have marred we couldn't have marred you couldn't have marred they couldn't have marred	I couldn't have been marring you couldn't have been marring she couldn't have been marring we couldn't have been marring you couldn't have been marring they couldn't have been marring

Forma interrogativa

Forma simple	Forma con V-ing
could I mar? could you mar? could she mar? could we mar? could you mar? could they mar?	could I be marring? could you be marring? could she be marring? could we be marring? could you be marring? could they be marring?
Perfecto	Perfecto con V-ing
could I have marred? could you have marred? could she have marred? could we have marred? could you have marred? could they have marred?	could I have been marring? could you have been marring? could she have been marring? could we have been marring? could you have been marring? could they have been marring?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I mar? couldn't you mar? couldn't she mar? couldn't we mar? couldn't you mar? couldn't they mar?	couldn't I be marring? couldn't you be marring? couldn't she be marring? couldn't we be marring? couldn't you be marring? couldn't they be marring?
Perfecto	Perfecto con V-ing
couldn't I have marred? couldn't you have marred? couldn't she have marred? couldn't we have marred? couldn't you have marred? couldn't they have marred?	couldn't I have been marring? couldn't you have been marring? couldn't she have been marring? couldn't we have been marring? couldn't you have been marring? couldn't they have been marring?