must launder
Verbo regular: launder - laundered- laundered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must launder
you must launder
he must launder
we must launder
you must launder
they must launder 	I must be laundering
you must be laundering
he must be laundering
we must be laundering
you must be laundering
they must be laundering	I must have laundered
you must have laundered
he must have laundered
we must have laundered
you must have laundered
they must have laundered	I must have been laundering
you must have been laundering
he must have been laundering
we must have been laundering
you must have been laundering
they must have been laundering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't launder
you mustn't launder
he mustn't launder
we mustn't launder
you mustn't launder
they mustn't launder 	I mustn't be laundering
you mustn't be laundering
he mustn't be laundering
we mustn't be laundering
you mustn't be laundering
they mustn't be laundering	I mustn't have laundered
you mustn't have laundered
he mustn't have laundered
we mustn't have laundered
you mustn't have laundered
they mustn't have laundered	I mustn't have been laundering
you mustn't have been laundering
he mustn't have been laundering
we mustn't have been laundering
you mustn't have been laundering
they mustn't have been laundering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I launder?
must you launder?
must he launder?
must we launder?
must you launder?
must they launder? 	must I be laundering?
must you be laundering?
must he be laundering?
must we be laundering?
must you be laundering?
must they be laundering? 	must I have laundered?
must you have laundered?
must he have laundered?
must we have laundered?
must you have laundered?
must they have laundered? 	must I have been laundering?
must you have been laundering?
must he have been laundering?
must we have been laundering?
must you have been laundering?
must they have been laundering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I launder?
mustn't you launder?
mustn't he launder?
mustn't we launder?
mustn't you launder?
mustn't they launder? 	mustn't I be laundering?
mustn't you be laundering?
mustn't he be laundering?
mustn't we be laundering?
mustn't you be laundering?
mustn't they be laundering? 	mustn't I have laundered?
mustn't you have laundered?
mustn't he have laundered?
mustn't we have laundered?
mustn't you have laundered?
mustn't they have laundered? 	mustn't I have been laundering?
mustn't you have been laundering?
mustn't he have been laundering?
mustn't we have been laundering?
mustn't you have been laundering?
mustn't they have been laundering?