must defuse
Verbo regular: defuse - defused- defused

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must defuse
you must defuse
he must defuse
we must defuse
you must defuse
they must defuse 	I must be defusing
you must be defusing
he must be defusing
we must be defusing
you must be defusing
they must be defusing	I must have defused
you must have defused
he must have defused
we must have defused
you must have defused
they must have defused	I must have been defusing
you must have been defusing
he must have been defusing
we must have been defusing
you must have been defusing
they must have been defusing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't defuse
you mustn't defuse
he mustn't defuse
we mustn't defuse
you mustn't defuse
they mustn't defuse 	I mustn't be defusing
you mustn't be defusing
he mustn't be defusing
we mustn't be defusing
you mustn't be defusing
they mustn't be defusing	I mustn't have defused
you mustn't have defused
he mustn't have defused
we mustn't have defused
you mustn't have defused
they mustn't have defused	I mustn't have been defusing
you mustn't have been defusing
he mustn't have been defusing
we mustn't have been defusing
you mustn't have been defusing
they mustn't have been defusing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I defuse?
must you defuse?
must he defuse?
must we defuse?
must you defuse?
must they defuse? 	must I be defusing?
must you be defusing?
must he be defusing?
must we be defusing?
must you be defusing?
must they be defusing? 	must I have defused?
must you have defused?
must he have defused?
must we have defused?
must you have defused?
must they have defused? 	must I have been defusing?
must you have been defusing?
must he have been defusing?
must we have been defusing?
must you have been defusing?
must they have been defusing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I defuse?
mustn't you defuse?
mustn't he defuse?
mustn't we defuse?
mustn't you defuse?
mustn't they defuse? 	mustn't I be defusing?
mustn't you be defusing?
mustn't he be defusing?
mustn't we be defusing?
mustn't you be defusing?
mustn't they be defusing? 	mustn't I have defused?
mustn't you have defused?
mustn't he have defused?
mustn't we have defused?
mustn't you have defused?
mustn't they have defused? 	mustn't I have been defusing?
mustn't you have been defusing?
mustn't he have been defusing?
mustn't we have been defusing?
mustn't you have been defusing?
mustn't they have been defusing?