I could unroll you could unroll she could unroll we could unroll you could unroll they could unroll
Forma con V-ing
I could be unrolling you could be unrolling she could be unrolling we could be unrolling you could be unrolling they could be unrolling
Perfecto
I could have unrolled you could have unrolled she could have unrolled we could have unrolled you could have unrolled they could have unrolled
Perfecto con V-ing
I could have been unrolling you could have been unrolling she could have been unrolling we could have been unrolling you could have been unrolling they could have been unrolling
Negación
Forma simple
I could not unroll you could not unroll she could not unroll we could not unroll you could not unroll they could not unroll
Forma con V-ing
I could not be unrolling you could not be unrolling she could not be unrolling we could not be unrolling you could not be unrolling they could not be unrolling
Perfecto
I could not have unrolled you could not have unrolled she could not have unrolled we could not have unrolled you could not have unrolled they could not have unrolled
Perfecto con V-ing
I could not have been unrolling you could not have been unrolling she could not have been unrolling we could not have been unrolling you could not have been unrolling they could not have been unrolling
Forma interrogativa
Forma simple
could I unroll? could you unroll? could she unroll? could we unroll? could you unroll? could they unroll?
Forma con V-ing
could I be unrolling? could you be unrolling? could she be unrolling? could we be unrolling? could you be unrolling? could they be unrolling?
Perfecto
could I have unrolled? could you have unrolled? could she have unrolled? could we have unrolled? could you have unrolled? could they have unrolled?
Perfecto con V-ing
could I have been unrolling? could you have been unrolling? could she have been unrolling? could we have been unrolling? could you have been unrolling? could they have been unrolling?
Forma interro-negativa
Forma simple
could I not unroll? could you not unroll? could she not unroll? could we not unroll? could you not unroll? could they not unroll?
Forma con V-ing
could I not be unrolling? could you not be unrolling? could she not be unrolling? could we not be unrolling? could you not be unrolling? could they not be unrolling?
Perfecto
could I not have unrolled? could you not have unrolled? could she not have unrolled? could we not have unrolled? could you not have unrolled? could they not have unrolled?
Perfecto con V-ing
could I not have been unrolling? could you not have been unrolling? could she not have been unrolling? could we not have been unrolling? could you not have been unrolling? could they not have been unrolling?