Conjugação do verbo inglês
MUST DUST

Verbo regular: dust - dusted - dusted

Afirmação

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

Negação

Forma simple	Forma com V-ing
I mustn't dust you mustn't dust she mustn't dust we mustn't dust you mustn't dust they mustn't dust	I mustn't be dusting you mustn't be dusting she mustn't be dusting we mustn't be dusting you mustn't be dusting they mustn't be dusting
Perfeito	Perfeito com V-ing
I mustn't have dusted you mustn't have dusted she mustn't have dusted we mustn't have dusted you mustn't have dusted they mustn't have dusted	I mustn't have been dusting you mustn't have been dusting she mustn't have been dusting we mustn't have been dusting you mustn't have been dusting they mustn't have been dusting

Forma interrogativa

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

Forma interro-Negação

Forma simple	Forma com V-ing
mustn't I dust? mustn't you dust? mustn't she dust? mustn't we dust? mustn't you dust? mustn't they dust?	mustn't I be dusting? mustn't you be dusting? mustn't she be dusting? mustn't we be dusting? mustn't you be dusting? mustn't they be dusting?
Perfeito	Perfeito com V-ing
mustn't I have dusted? mustn't you have dusted? mustn't she have dusted? mustn't we have dusted? mustn't you have dusted? mustn't they have dusted?	mustn't I have been dusting? mustn't you have been dusting? mustn't she have been dusting? mustn't we have been dusting? mustn't you have been dusting? mustn't they have been dusting?