I can dust you can dust he can dust we can dust you can dust they can dust
Forma com V-ing
I can be dusting you can be dusting he can be dusting we can be dusting you can be dusting they can be dusting
Perfeito
I can have dusted you can have dusted he can have dusted we can have dusted you can have dusted they can have dusted
Perfeito com V-ing
I can have been dusting you can have been dusting he can have been dusting we can have been dusting you can have been dusting they can have been dusting
Negação
Forma simple
I can't dust you can't dust he can't dust we can't dust you can't dust they can't dust
Forma com V-ing
I can't be dusting you can't be dusting he can't be dusting we can't be dusting you can't be dusting they can't be dusting
Perfeito
I can't have dusted you can't have dusted he can't have dusted we can't have dusted you can't have dusted they can't have dusted
Perfeito com V-ing
I can't have been dusting you can't have been dusting he can't have been dusting we can't have been dusting you can't have been dusting they can't have been dusting
Forma interrogativa
Forma simple
can I dust? can you dust? can he dust? can we dust? can you dust? can they dust?
Forma com V-ing
can I be dusting? can you be dusting? can he be dusting? can we be dusting? can you be dusting? can they be dusting?
Perfeito
can I have dusted? can you have dusted? can he have dusted? can we have dusted? can you have dusted? can they have dusted?
Perfeito com V-ing
can I have been dusting? can you have been dusting? can he have been dusting? can we have been dusting? can you have been dusting? can they have been dusting?
Forma interro-Negação
Forma simple
can't I dust? can't you dust? can't he dust? can't we dust? can't you dust? can't they dust?
Forma com V-ing
can't I be dusting? can't you be dusting? can't he be dusting? can't we be dusting? can't you be dusting? can't they be dusting?
Perfeito
can't I have dusted? can't you have dusted? can't he have dusted? can't we have dusted? can't you have dusted? can't they have dusted?
Perfeito com V-ing
can't I have been dusting? can't you have been dusting? can't he have been dusting? can't we have been dusting? can't you have been dusting? can't they have been dusting?