may dust
Verbo regular: dust - dusted- dusted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may dust
you may dust
she may dust
we may dust
you may dust
they may dust 	I may be dusting
you may be dusting
she may be dusting
we may be dusting
you may be dusting
they may be dusting	I may have dusted
you may have dusted
she may have dusted
we may have dusted
you may have dusted
they may have dusted	I may have been dusting
you may have been dusting
she may have been dusting
we may have been dusting
you may have been dusting
they may have been dusting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may not dust
you may not dust
she may not dust
we may not dust
you may not dust
they may not dust 	I may not be dusting
you may not be dusting
she may not be dusting
we may not be dusting
you may not be dusting
they may not be dusting	I may not have dusted
you may not have dusted
she may not have dusted
we may not have dusted
you may not have dusted
they may not have dusted	I may not have been dusting
you may not have been dusting
she may not have been dusting
we may not have been dusting
you may not have been dusting
they may not have been dusting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I dust?
may you dust?
may she dust?
may we dust?
may you dust?
may they dust? 	may I be dusting?
may you be dusting?
may she be dusting?
may we be dusting?
may you be dusting?
may they be dusting? 	may I have dusted?
may you have dusted?
may she have dusted?
may we have dusted?
may you have dusted?
may they have dusted? 	may I have been dusting?
may you have been dusting?
may she have been dusting?
may we have been dusting?
may you have been dusting?
may they have been dusting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I not dust?
may you not dust?
may she not dust?
may we not dust?
may you not dust?
may they not dust? 	may I not be dusting?
may you not be dusting?
may she not be dusting?
may we not be dusting?
may you not be dusting?
may they not be dusting? 	may I not have dusted?
may you not have dusted?
may she not have dusted?
may we not have dusted?
may you not have dusted?
may they not have dusted? 	may I not have been dusting?
may you not have been dusting?
may she not have been dusting?
may we not have been dusting?
may you not have been dusting?
may they not have been dusting?