must smear
Verbo regular: smear - smeared- smeared

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must smear
you must smear
he must smear
we must smear
you must smear
they must smear 	I must be smearing
you must be smearing
he must be smearing
we must be smearing
you must be smearing
they must be smearing	I must have smeared
you must have smeared
he must have smeared
we must have smeared
you must have smeared
they must have smeared	I must have been smearing
you must have been smearing
he must have been smearing
we must have been smearing
you must have been smearing
they must have been smearing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not smear
you must not smear
he must not smear
we must not smear
you must not smear
they must not smear 	I must not be smearing
you must not be smearing
he must not be smearing
we must not be smearing
you must not be smearing
they must not be smearing	I must not have smeared
you must not have smeared
he must not have smeared
we must not have smeared
you must not have smeared
they must not have smeared	I must not have been smearing
you must not have been smearing
he must not have been smearing
we must not have been smearing
you must not have been smearing
they must not have been smearing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I smear?
must you smear?
must he smear?
must we smear?
must you smear?
must they smear? 	must I be smearing?
must you be smearing?
must he be smearing?
must we be smearing?
must you be smearing?
must they be smearing? 	must I have smeared?
must you have smeared?
must he have smeared?
must we have smeared?
must you have smeared?
must they have smeared? 	must I have been smearing?
must you have been smearing?
must he have been smearing?
must we have been smearing?
must you have been smearing?
must they have been smearing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not smear?
must you not smear?
must he not smear?
must we not smear?
must you not smear?
must they not smear? 	must I not be smearing?
must you not be smearing?
must he not be smearing?
must we not be smearing?
must you not be smearing?
must they not be smearing? 	must I not have smeared?
must you not have smeared?
must he not have smeared?
must we not have smeared?
must you not have smeared?
must they not have smeared? 	must I not have been smearing?
must you not have been smearing?
must he not have been smearing?
must we not have been smearing?
must you not have been smearing?
must they not have been smearing?