must defect
Verbo regular: defect - defected- defected

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must defect
you must defect
he must defect
we must defect
you must defect
they must defect 	I must be defecting
you must be defecting
he must be defecting
we must be defecting
you must be defecting
they must be defecting	I must have defected
you must have defected
he must have defected
we must have defected
you must have defected
they must have defected	I must have been defecting
you must have been defecting
he must have been defecting
we must have been defecting
you must have been defecting
they must have been defecting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not defect
you must not defect
he must not defect
we must not defect
you must not defect
they must not defect 	I must not be defecting
you must not be defecting
he must not be defecting
we must not be defecting
you must not be defecting
they must not be defecting	I must not have defected
you must not have defected
he must not have defected
we must not have defected
you must not have defected
they must not have defected	I must not have been defecting
you must not have been defecting
he must not have been defecting
we must not have been defecting
you must not have been defecting
they must not have been defecting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I defect?
must you defect?
must he defect?
must we defect?
must you defect?
must they defect? 	must I be defecting?
must you be defecting?
must he be defecting?
must we be defecting?
must you be defecting?
must they be defecting? 	must I have defected?
must you have defected?
must he have defected?
must we have defected?
must you have defected?
must they have defected? 	must I have been defecting?
must you have been defecting?
must he have been defecting?
must we have been defecting?
must you have been defecting?
must they have been defecting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not defect?
must you not defect?
must he not defect?
must we not defect?
must you not defect?
must they not defect? 	must I not be defecting?
must you not be defecting?
must he not be defecting?
must we not be defecting?
must you not be defecting?
must they not be defecting? 	must I not have defected?
must you not have defected?
must he not have defected?
must we not have defected?
must you not have defected?
must they not have defected? 	must I not have been defecting?
must you not have been defecting?
must he not have been defecting?
must we not have been defecting?
must you not have been defecting?
must they not have been defecting?