Conjugación del verbo inglés
COULD SKIRR

Verbo regular: skirr - skirred - skirred

Afirmación

Forma simple	Forma con V-ing
I could skirr you could skirr he could skirr we could skirr you could skirr they could skirr	I could be skirring you could be skirring he could be skirring we could be skirring you could be skirring they could be skirring
Perfecto	Perfecto con V-ing
I could have skirred you could have skirred he could have skirred we could have skirred you could have skirred they could have skirred	I could have been skirring you could have been skirring he could have been skirring we could have been skirring you could have been skirring they could have been skirring

Negación

Forma simple	Forma con V-ing
I could not skirr you could not skirr he could not skirr we could not skirr you could not skirr they could not skirr	I could not be skirring you could not be skirring he could not be skirring we could not be skirring you could not be skirring they could not be skirring
Perfecto	Perfecto con V-ing
I could not have skirred you could not have skirred he could not have skirred we could not have skirred you could not have skirred they could not have skirred	I could not have been skirring you could not have been skirring he could not have been skirring we could not have been skirring you could not have been skirring they could not have been skirring

Forma interrogativa

Forma simple	Forma con V-ing
could I skirr? could you skirr? could he skirr? could we skirr? could you skirr? could they skirr?	could I be skirring? could you be skirring? could he be skirring? could we be skirring? could you be skirring? could they be skirring?
Perfecto	Perfecto con V-ing
could I have skirred? could you have skirred? could he have skirred? could we have skirred? could you have skirred? could they have skirred?	could I have been skirring? could you have been skirring? could he have been skirring? could we have been skirring? could you have been skirring? could they have been skirring?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not skirr? could you not skirr? could he not skirr? could we not skirr? could you not skirr? could they not skirr?	could I not be skirring? could you not be skirring? could he not be skirring? could we not be skirring? could you not be skirring? could they not be skirring?
Perfecto	Perfecto con V-ing
could I not have skirred? could you not have skirred? could he not have skirred? could we not have skirred? could you not have skirred? could they not have skirred?	could I not have been skirring? could you not have been skirring? could he not have been skirring? could we not have been skirring? could you not have been skirring? could they not have been skirring?