I can drum you can drum she can drum we can drum you can drum they can drum
Forma con V-ing
I can be drumming you can be drumming she can be drumming we can be drumming you can be drumming they can be drumming
Perfecto
I can have drummed you can have drummed she can have drummed we can have drummed you can have drummed they can have drummed
Perfecto con V-ing
I can have been drumming you can have been drumming she can have been drumming we can have been drumming you can have been drumming they can have been drumming
Negación
Forma simple
I cannot drum you cannot drum she cannot drum we cannot drum you cannot drum they cannot drum
Forma con V-ing
I cannot be drumming you cannot be drumming she cannot be drumming we cannot be drumming you cannot be drumming they cannot be drumming
Perfecto
I cannot have drummed you cannot have drummed she cannot have drummed we cannot have drummed you cannot have drummed they cannot have drummed
Perfecto con V-ing
I cannot have been drumming you cannot have been drumming she cannot have been drumming we cannot have been drumming you cannot have been drumming they cannot have been drumming
Forma interrogativa
Forma simple
can I drum? can you drum? can she drum? can we drum? can you drum? can they drum?
Forma con V-ing
can I be drumming? can you be drumming? can she be drumming? can we be drumming? can you be drumming? can they be drumming?
Perfecto
can I have drummed? can you have drummed? can she have drummed? can we have drummed? can you have drummed? can they have drummed?
Perfecto con V-ing
can I have been drumming? can you have been drumming? can she have been drumming? can we have been drumming? can you have been drumming? can they have been drumming?
Forma interro-negativa
Forma simple
can I not drum? can you not drum? can she not drum? can we not drum? can you not drum? can they not drum?
Forma con V-ing
can I not be drumming? can you not be drumming? can she not be drumming? can we not be drumming? can you not be drumming? can they not be drumming?
Perfecto
can I not have drummed? can you not have drummed? can she not have drummed? can we not have drummed? can you not have drummed? can they not have drummed?
Perfecto con V-ing
can I not have been drumming? can you not have been drumming? can she not have been drumming? can we not have been drumming? can you not have been drumming? can they not have been drumming?