Conjugación del verbo inglés COULD SHARPEN
Verbo regular: sharpen - sharpened - sharpened
Afirmación
Forma simple
I could sharpenyou could sharpen
he could sharpen
we could sharpen
you could sharpen
they could sharpen
Forma con V-ing
I could be sharpeningyou could be sharpening
he could be sharpening
we could be sharpening
you could be sharpening
they could be sharpening
Perfecto
I could have sharpenedyou could have sharpened
he could have sharpened
we could have sharpened
you could have sharpened
they could have sharpened
Perfecto con V-ing
I could have been sharpeningyou could have been sharpening
he could have been sharpening
we could have been sharpening
you could have been sharpening
they could have been sharpening
Negación
Forma simple
I couldn't sharpenyou couldn't sharpen
he couldn't sharpen
we couldn't sharpen
you couldn't sharpen
they couldn't sharpen
Forma con V-ing
I couldn't be sharpeningyou couldn't be sharpening
he couldn't be sharpening
we couldn't be sharpening
you couldn't be sharpening
they couldn't be sharpening
Perfecto
I couldn't have sharpenedyou couldn't have sharpened
he couldn't have sharpened
we couldn't have sharpened
you couldn't have sharpened
they couldn't have sharpened
Perfecto con V-ing
I couldn't have been sharpeningyou couldn't have been sharpening
he couldn't have been sharpening
we couldn't have been sharpening
you couldn't have been sharpening
they couldn't have been sharpening
Forma interrogativa
Forma simple
could I sharpen?could you sharpen?
could he sharpen?
could we sharpen?
could you sharpen?
could they sharpen?
Forma con V-ing
could I be sharpening?could you be sharpening?
could he be sharpening?
could we be sharpening?
could you be sharpening?
could they be sharpening?
Perfecto
could I have sharpened?could you have sharpened?
could he have sharpened?
could we have sharpened?
could you have sharpened?
could they have sharpened?
Perfecto con V-ing
could I have been sharpening?could you have been sharpening?
could he have been sharpening?
could we have been sharpening?
could you have been sharpening?
could they have been sharpening?
Forma interro-negativa
Forma simple
couldn't I sharpen?couldn't you sharpen?
couldn't he sharpen?
couldn't we sharpen?
couldn't you sharpen?
couldn't they sharpen?
Forma con V-ing
couldn't I be sharpening?couldn't you be sharpening?
couldn't he be sharpening?
couldn't we be sharpening?
couldn't you be sharpening?
couldn't they be sharpening?
Perfecto
couldn't I have sharpened?couldn't you have sharpened?
couldn't he have sharpened?
couldn't we have sharpened?
couldn't you have sharpened?
couldn't they have sharpened?
Perfecto con V-ing
couldn't I have been sharpening?couldn't you have been sharpening?
couldn't he have been sharpening?
couldn't we have been sharpening?
couldn't you have been sharpening?
couldn't they have been sharpening?