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