must lech
Verbo regular: lech - leched- leched

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must lech
you must lech
he must lech
we must lech
you must lech
they must lech 	I must be leching
you must be leching
he must be leching
we must be leching
you must be leching
they must be leching	I must have leched
you must have leched
he must have leched
we must have leched
you must have leched
they must have leched	I must have been leching
you must have been leching
he must have been leching
we must have been leching
you must have been leching
they must have been leching	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not lech
you must not lech
he must not lech
we must not lech
you must not lech
they must not lech 	I must not be leching
you must not be leching
he must not be leching
we must not be leching
you must not be leching
they must not be leching	I must not have leched
you must not have leched
he must not have leched
we must not have leched
you must not have leched
they must not have leched	I must not have been leching
you must not have been leching
he must not have been leching
we must not have been leching
you must not have been leching
they must not have been leching	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I lech?
must you lech?
must he lech?
must we lech?
must you lech?
must they lech? 	must I be leching?
must you be leching?
must he be leching?
must we be leching?
must you be leching?
must they be leching? 	must I have leched?
must you have leched?
must he have leched?
must we have leched?
must you have leched?
must they have leched? 	must I have been leching?
must you have been leching?
must he have been leching?
must we have been leching?
must you have been leching?
must they have been leching? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not lech?
must you not lech?
must he not lech?
must we not lech?
must you not lech?
must they not lech? 	must I not be leching?
must you not be leching?
must he not be leching?
must we not be leching?
must you not be leching?
must they not be leching? 	must I not have leched?
must you not have leched?
must he not have leched?
must we not have leched?
must you not have leched?
must they not have leched? 	must I not have been leching?
must you not have been leching?
must he not have been leching?
must we not have been leching?
must you not have been leching?
must they not have been leching?