I can group you can group she can group we can group you can group they can group
Forma com V-ing
I can be grouping you can be grouping she can be grouping we can be grouping you can be grouping they can be grouping
Perfeito
I can have grouped you can have grouped she can have grouped we can have grouped you can have grouped they can have grouped
Perfeito com V-ing
I can have been grouping you can have been grouping she can have been grouping we can have been grouping you can have been grouping they can have been grouping
Negação
Forma simple
I cannot group you cannot group she cannot group we cannot group you cannot group they cannot group
Forma com V-ing
I cannot be grouping you cannot be grouping she cannot be grouping we cannot be grouping you cannot be grouping they cannot be grouping
Perfeito
I cannot have grouped you cannot have grouped she cannot have grouped we cannot have grouped you cannot have grouped they cannot have grouped
Perfeito com V-ing
I cannot have been grouping you cannot have been grouping she cannot have been grouping we cannot have been grouping you cannot have been grouping they cannot have been grouping
Forma interrogativa
Forma simple
can I group? can you group? can she group? can we group? can you group? can they group?
Forma com V-ing
can I be grouping? can you be grouping? can she be grouping? can we be grouping? can you be grouping? can they be grouping?
Perfeito
can I have grouped? can you have grouped? can she have grouped? can we have grouped? can you have grouped? can they have grouped?
Perfeito com V-ing
can I have been grouping? can you have been grouping? can she have been grouping? can we have been grouping? can you have been grouping? can they have been grouping?
Forma interro-Negação
Forma simple
can I not group? can you not group? can she not group? can we not group? can you not group? can they not group?
Forma com V-ing
can I not be grouping? can you not be grouping? can she not be grouping? can we not be grouping? can you not be grouping? can they not be grouping?
Perfeito
can I not have grouped? can you not have grouped? can she not have grouped? can we not have grouped? can you not have grouped? can they not have grouped?
Perfeito com V-ing
can I not have been grouping? can you not have been grouping? can she not have been grouping? can we not have been grouping? can you not have been grouping? can they not have been grouping?