I could strap you could strap she could strap we could strap you could strap they could strap
Forma con V-ing
I could be strapping you could be strapping she could be strapping we could be strapping you could be strapping they could be strapping
Perfecto
I could have strapped you could have strapped she could have strapped we could have strapped you could have strapped they could have strapped
Perfecto con V-ing
I could have been strapping you could have been strapping she could have been strapping we could have been strapping you could have been strapping they could have been strapping
Negación
Forma simple
I couldn't strap you couldn't strap she couldn't strap we couldn't strap you couldn't strap they couldn't strap
Forma con V-ing
I couldn't be strapping you couldn't be strapping she couldn't be strapping we couldn't be strapping you couldn't be strapping they couldn't be strapping
Perfecto
I couldn't have strapped you couldn't have strapped she couldn't have strapped we couldn't have strapped you couldn't have strapped they couldn't have strapped
Perfecto con V-ing
I couldn't have been strapping you couldn't have been strapping she couldn't have been strapping we couldn't have been strapping you couldn't have been strapping they couldn't have been strapping
Forma interrogativa
Forma simple
could I strap? could you strap? could she strap? could we strap? could you strap? could they strap?
Forma con V-ing
could I be strapping? could you be strapping? could she be strapping? could we be strapping? could you be strapping? could they be strapping?
Perfecto
could I have strapped? could you have strapped? could she have strapped? could we have strapped? could you have strapped? could they have strapped?
Perfecto con V-ing
could I have been strapping? could you have been strapping? could she have been strapping? could we have been strapping? could you have been strapping? could they have been strapping?
Forma interro-negativa
Forma simple
couldn't I strap? couldn't you strap? couldn't she strap? couldn't we strap? couldn't you strap? couldn't they strap?
Forma con V-ing
couldn't I be strapping? couldn't you be strapping? couldn't she be strapping? couldn't we be strapping? couldn't you be strapping? couldn't they be strapping?
Perfecto
couldn't I have strapped? couldn't you have strapped? couldn't she have strapped? couldn't we have strapped? couldn't you have strapped? couldn't they have strapped?
Perfecto con V-ing
couldn't I have been strapping? couldn't you have been strapping? couldn't she have been strapping? couldn't we have been strapping? couldn't you have been strapping? couldn't they have been strapping?