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