must hem
Verbo regular: hem - hemmed- hemmed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must hem
you must hem
he must hem
we must hem
you must hem
they must hem 	I must be hemming
you must be hemming
he must be hemming
we must be hemming
you must be hemming
they must be hemming	I must have hemmed
you must have hemmed
he must have hemmed
we must have hemmed
you must have hemmed
they must have hemmed	I must have been hemming
you must have been hemming
he must have been hemming
we must have been hemming
you must have been hemming
they must have been hemming	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not hem
you must not hem
he must not hem
we must not hem
you must not hem
they must not hem 	I must not be hemming
you must not be hemming
he must not be hemming
we must not be hemming
you must not be hemming
they must not be hemming	I must not have hemmed
you must not have hemmed
he must not have hemmed
we must not have hemmed
you must not have hemmed
they must not have hemmed	I must not have been hemming
you must not have been hemming
he must not have been hemming
we must not have been hemming
you must not have been hemming
they must not have been hemming	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I hem?
must you hem?
must he hem?
must we hem?
must you hem?
must they hem? 	must I be hemming?
must you be hemming?
must he be hemming?
must we be hemming?
must you be hemming?
must they be hemming? 	must I have hemmed?
must you have hemmed?
must he have hemmed?
must we have hemmed?
must you have hemmed?
must they have hemmed? 	must I have been hemming?
must you have been hemming?
must he have been hemming?
must we have been hemming?
must you have been hemming?
must they have been hemming? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not hem?
must you not hem?
must he not hem?
must we not hem?
must you not hem?
must they not hem? 	must I not be hemming?
must you not be hemming?
must he not be hemming?
must we not be hemming?
must you not be hemming?
must they not be hemming? 	must I not have hemmed?
must you not have hemmed?
must he not have hemmed?
must we not have hemmed?
must you not have hemmed?
must they not have hemmed? 	must I not have been hemming?
must you not have been hemming?
must he not have been hemming?
must we not have been hemming?
must you not have been hemming?
must they not have been hemming?