must convince
Verbo regular: convince - convinced- convinced

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must convince
you must convince
he must convince
we must convince
you must convince
they must convince 	I must be convincing
you must be convincing
he must be convincing
we must be convincing
you must be convincing
they must be convincing	I must have convinced
you must have convinced
he must have convinced
we must have convinced
you must have convinced
they must have convinced	I must have been convincing
you must have been convincing
he must have been convincing
we must have been convincing
you must have been convincing
they must have been convincing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not convince
you must not convince
he must not convince
we must not convince
you must not convince
they must not convince 	I must not be convincing
you must not be convincing
he must not be convincing
we must not be convincing
you must not be convincing
they must not be convincing	I must not have convinced
you must not have convinced
he must not have convinced
we must not have convinced
you must not have convinced
they must not have convinced	I must not have been convincing
you must not have been convincing
he must not have been convincing
we must not have been convincing
you must not have been convincing
they must not have been convincing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I convince?
must you convince?
must he convince?
must we convince?
must you convince?
must they convince? 	must I be convincing?
must you be convincing?
must he be convincing?
must we be convincing?
must you be convincing?
must they be convincing? 	must I have convinced?
must you have convinced?
must he have convinced?
must we have convinced?
must you have convinced?
must they have convinced? 	must I have been convincing?
must you have been convincing?
must he have been convincing?
must we have been convincing?
must you have been convincing?
must they have been convincing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not convince?
must you not convince?
must he not convince?
must we not convince?
must you not convince?
must they not convince? 	must I not be convincing?
must you not be convincing?
must he not be convincing?
must we not be convincing?
must you not be convincing?
must they not be convincing? 	must I not have convinced?
must you not have convinced?
must he not have convinced?
must we not have convinced?
must you not have convinced?
must they not have convinced? 	must I not have been convincing?
must you not have been convincing?
must he not have been convincing?
must we not have been convincing?
must you not have been convincing?
must they not have been convincing?