I can advance you can advance she can advance we can advance you can advance they can advance
Forma com V-ing
I can be advancing you can be advancing she can be advancing we can be advancing you can be advancing they can be advancing
Perfeito
I can have advanced you can have advanced she can have advanced we can have advanced you can have advanced they can have advanced
Perfeito com V-ing
I can have been advancing you can have been advancing she can have been advancing we can have been advancing you can have been advancing they can have been advancing
Negação
Forma simple
I cannot advance you cannot advance she cannot advance we cannot advance you cannot advance they cannot advance
Forma com V-ing
I cannot be advancing you cannot be advancing she cannot be advancing we cannot be advancing you cannot be advancing they cannot be advancing
Perfeito
I cannot have advanced you cannot have advanced she cannot have advanced we cannot have advanced you cannot have advanced they cannot have advanced
Perfeito com V-ing
I cannot have been advancing you cannot have been advancing she cannot have been advancing we cannot have been advancing you cannot have been advancing they cannot have been advancing
Forma interrogativa
Forma simple
can I advance? can you advance? can she advance? can we advance? can you advance? can they advance?
Forma com V-ing
can I be advancing? can you be advancing? can she be advancing? can we be advancing? can you be advancing? can they be advancing?
Perfeito
can I have advanced? can you have advanced? can she have advanced? can we have advanced? can you have advanced? can they have advanced?
Perfeito com V-ing
can I have been advancing? can you have been advancing? can she have been advancing? can we have been advancing? can you have been advancing? can they have been advancing?
Forma interro-Negação
Forma simple
can I not advance? can you not advance? can she not advance? can we not advance? can you not advance? can they not advance?
Forma com V-ing
can I not be advancing? can you not be advancing? can she not be advancing? can we not be advancing? can you not be advancing? can they not be advancing?
Perfeito
can I not have advanced? can you not have advanced? can she not have advanced? can we not have advanced? can you not have advanced? can they not have advanced?
Perfeito com V-ing
can I not have been advancing? can you not have been advancing? can she not have been advancing? can we not have been advancing? can you not have been advancing? can they not have been advancing?