Verbo regular: quarterback - quarterbacked - quarterbacked
Afirmación
Forma simple
I could quarterback you could quarterback she could quarterback we could quarterback you could quarterback they could quarterback
Forma con V-ing
I could be quarterbacking you could be quarterbacking she could be quarterbacking we could be quarterbacking you could be quarterbacking they could be quarterbacking
Perfecto
I could have quarterbacked you could have quarterbacked she could have quarterbacked we could have quarterbacked you could have quarterbacked they could have quarterbacked
Perfecto con V-ing
I could have been quarterbacking you could have been quarterbacking she could have been quarterbacking we could have been quarterbacking you could have been quarterbacking they could have been quarterbacking
Negación
Forma simple
I could not quarterback you could not quarterback she could not quarterback we could not quarterback you could not quarterback they could not quarterback
Forma con V-ing
I could not be quarterbacking you could not be quarterbacking she could not be quarterbacking we could not be quarterbacking you could not be quarterbacking they could not be quarterbacking
Perfecto
I could not have quarterbacked you could not have quarterbacked she could not have quarterbacked we could not have quarterbacked you could not have quarterbacked they could not have quarterbacked
Perfecto con V-ing
I could not have been quarterbacking you could not have been quarterbacking she could not have been quarterbacking we could not have been quarterbacking you could not have been quarterbacking they could not have been quarterbacking
Forma interrogativa
Forma simple
could I quarterback? could you quarterback? could she quarterback? could we quarterback? could you quarterback? could they quarterback?
Forma con V-ing
could I be quarterbacking? could you be quarterbacking? could she be quarterbacking? could we be quarterbacking? could you be quarterbacking? could they be quarterbacking?
Perfecto
could I have quarterbacked? could you have quarterbacked? could she have quarterbacked? could we have quarterbacked? could you have quarterbacked? could they have quarterbacked?
Perfecto con V-ing
could I have been quarterbacking? could you have been quarterbacking? could she have been quarterbacking? could we have been quarterbacking? could you have been quarterbacking? could they have been quarterbacking?
Forma interro-negativa
Forma simple
could I not quarterback? could you not quarterback? could she not quarterback? could we not quarterback? could you not quarterback? could they not quarterback?
Forma con V-ing
could I not be quarterbacking? could you not be quarterbacking? could she not be quarterbacking? could we not be quarterbacking? could you not be quarterbacking? could they not be quarterbacking?
Perfecto
could I not have quarterbacked? could you not have quarterbacked? could she not have quarterbacked? could we not have quarterbacked? could you not have quarterbacked? could they not have quarterbacked?
Perfecto con V-ing
could I not have been quarterbacking? could you not have been quarterbacking? could she not have been quarterbacking? could we not have been quarterbacking? could you not have been quarterbacking? could they not have been quarterbacking?