I could clip you could clip he could clip we could clip you could clip they could clip
Forma con V-ing
I could be clipping you could be clipping he could be clipping we could be clipping you could be clipping they could be clipping
Perfecto
I could have clipped you could have clipped he could have clipped we could have clipped you could have clipped they could have clipped
Perfecto con V-ing
I could have been clipping you could have been clipping he could have been clipping we could have been clipping you could have been clipping they could have been clipping
Negación
Forma simple
I couldn't clip you couldn't clip he couldn't clip we couldn't clip you couldn't clip they couldn't clip
Forma con V-ing
I couldn't be clipping you couldn't be clipping he couldn't be clipping we couldn't be clipping you couldn't be clipping they couldn't be clipping
Perfecto
I couldn't have clipped you couldn't have clipped he couldn't have clipped we couldn't have clipped you couldn't have clipped they couldn't have clipped
Perfecto con V-ing
I couldn't have been clipping you couldn't have been clipping he couldn't have been clipping we couldn't have been clipping you couldn't have been clipping they couldn't have been clipping
Forma interrogativa
Forma simple
could I clip? could you clip? could he clip? could we clip? could you clip? could they clip?
Forma con V-ing
could I be clipping? could you be clipping? could he be clipping? could we be clipping? could you be clipping? could they be clipping?
Perfecto
could I have clipped? could you have clipped? could he have clipped? could we have clipped? could you have clipped? could they have clipped?
Perfecto con V-ing
could I have been clipping? could you have been clipping? could he have been clipping? could we have been clipping? could you have been clipping? could they have been clipping?
Forma interro-negativa
Forma simple
couldn't I clip? couldn't you clip? couldn't he clip? couldn't we clip? couldn't you clip? couldn't they clip?
Forma con V-ing
couldn't I be clipping? couldn't you be clipping? couldn't he be clipping? couldn't we be clipping? couldn't you be clipping? couldn't they be clipping?
Perfecto
couldn't I have clipped? couldn't you have clipped? couldn't he have clipped? couldn't we have clipped? couldn't you have clipped? couldn't they have clipped?
Perfecto con V-ing
couldn't I have been clipping? couldn't you have been clipping? couldn't he have been clipping? couldn't we have been clipping? couldn't you have been clipping? couldn't they have been clipping?