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 can't group you can't group she can't group we can't group you can't group they can't group
Forma com V-ing
I can't be grouping you can't be grouping she can't be grouping we can't be grouping you can't be grouping they can't be grouping
Perfeito
I can't have grouped you can't have grouped she can't have grouped we can't have grouped you can't have grouped they can't have grouped
Perfeito com V-ing
I can't have been grouping you can't have been grouping she can't have been grouping we can't have been grouping you can't have been grouping they can't 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't I group? can't you group? can't she group? can't we group? can't you group? can't they group?
Forma com V-ing
can't I be grouping? can't you be grouping? can't she be grouping? can't we be grouping? can't you be grouping? can't they be grouping?
Perfeito
can't I have grouped? can't you have grouped? can't she have grouped? can't we have grouped? can't you have grouped? can't they have grouped?
Perfeito com V-ing
can't I have been grouping? can't you have been grouping? can't she have been grouping? can't we have been grouping? can't you have been grouping? can't they have been grouping?