I can charge you can charge he can charge we can charge you can charge they can charge
Forma com V-ing
I can be charging you can be charging he can be charging we can be charging you can be charging they can be charging
Perfeito
I can have charged you can have charged he can have charged we can have charged you can have charged they can have charged
Perfeito com V-ing
I can have been charging you can have been charging he can have been charging we can have been charging you can have been charging they can have been charging
Negação
Forma simple
I can't charge you can't charge he can't charge we can't charge you can't charge they can't charge
Forma com V-ing
I can't be charging you can't be charging he can't be charging we can't be charging you can't be charging they can't be charging
Perfeito
I can't have charged you can't have charged he can't have charged we can't have charged you can't have charged they can't have charged
Perfeito com V-ing
I can't have been charging you can't have been charging he can't have been charging we can't have been charging you can't have been charging they can't have been charging
Forma interrogativa
Forma simple
can I charge? can you charge? can he charge? can we charge? can you charge? can they charge?
Forma com V-ing
can I be charging? can you be charging? can he be charging? can we be charging? can you be charging? can they be charging?
Perfeito
can I have charged? can you have charged? can he have charged? can we have charged? can you have charged? can they have charged?
Perfeito com V-ing
can I have been charging? can you have been charging? can he have been charging? can we have been charging? can you have been charging? can they have been charging?
Forma interro-Negação
Forma simple
can't I charge? can't you charge? can't he charge? can't we charge? can't you charge? can't they charge?
Forma com V-ing
can't I be charging? can't you be charging? can't he be charging? can't we be charging? can't you be charging? can't they be charging?
Perfeito
can't I have charged? can't you have charged? can't he have charged? can't we have charged? can't you have charged? can't they have charged?
Perfeito com V-ing
can't I have been charging? can't you have been charging? can't he have been charging? can't we have been charging? can't you have been charging? can't they have been charging?