must schmear
Verbo regular: schmear - schmeared- schmeared

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must schmear
you must schmear
he must schmear
we must schmear
you must schmear
they must schmear 	I must be schmearing
you must be schmearing
he must be schmearing
we must be schmearing
you must be schmearing
they must be schmearing	I must have schmeared
you must have schmeared
he must have schmeared
we must have schmeared
you must have schmeared
they must have schmeared	I must have been schmearing
you must have been schmearing
he must have been schmearing
we must have been schmearing
you must have been schmearing
they must have been schmearing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not schmear
you must not schmear
he must not schmear
we must not schmear
you must not schmear
they must not schmear 	I must not be schmearing
you must not be schmearing
he must not be schmearing
we must not be schmearing
you must not be schmearing
they must not be schmearing	I must not have schmeared
you must not have schmeared
he must not have schmeared
we must not have schmeared
you must not have schmeared
they must not have schmeared	I must not have been schmearing
you must not have been schmearing
he must not have been schmearing
we must not have been schmearing
you must not have been schmearing
they must not have been schmearing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I schmear?
must you schmear?
must he schmear?
must we schmear?
must you schmear?
must they schmear? 	must I be schmearing?
must you be schmearing?
must he be schmearing?
must we be schmearing?
must you be schmearing?
must they be schmearing? 	must I have schmeared?
must you have schmeared?
must he have schmeared?
must we have schmeared?
must you have schmeared?
must they have schmeared? 	must I have been schmearing?
must you have been schmearing?
must he have been schmearing?
must we have been schmearing?
must you have been schmearing?
must they have been schmearing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not schmear?
must you not schmear?
must he not schmear?
must we not schmear?
must you not schmear?
must they not schmear? 	must I not be schmearing?
must you not be schmearing?
must he not be schmearing?
must we not be schmearing?
must you not be schmearing?
must they not be schmearing? 	must I not have schmeared?
must you not have schmeared?
must he not have schmeared?
must we not have schmeared?
must you not have schmeared?
must they not have schmeared? 	must I not have been schmearing?
must you not have been schmearing?
must he not have been schmearing?
must we not have been schmearing?
must you not have been schmearing?
must they not have been schmearing?