must inhale
Verbo regular: inhale - inhaled- inhaled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must inhale
you must inhale
he must inhale
we must inhale
you must inhale
they must inhale 	I must be inhaling
you must be inhaling
he must be inhaling
we must be inhaling
you must be inhaling
they must be inhaling	I must have inhaled
you must have inhaled
he must have inhaled
we must have inhaled
you must have inhaled
they must have inhaled	I must have been inhaling
you must have been inhaling
he must have been inhaling
we must have been inhaling
you must have been inhaling
they must have been inhaling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not inhale
you must not inhale
he must not inhale
we must not inhale
you must not inhale
they must not inhale 	I must not be inhaling
you must not be inhaling
he must not be inhaling
we must not be inhaling
you must not be inhaling
they must not be inhaling	I must not have inhaled
you must not have inhaled
he must not have inhaled
we must not have inhaled
you must not have inhaled
they must not have inhaled	I must not have been inhaling
you must not have been inhaling
he must not have been inhaling
we must not have been inhaling
you must not have been inhaling
they must not have been inhaling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I inhale?
must you inhale?
must he inhale?
must we inhale?
must you inhale?
must they inhale? 	must I be inhaling?
must you be inhaling?
must he be inhaling?
must we be inhaling?
must you be inhaling?
must they be inhaling? 	must I have inhaled?
must you have inhaled?
must he have inhaled?
must we have inhaled?
must you have inhaled?
must they have inhaled? 	must I have been inhaling?
must you have been inhaling?
must he have been inhaling?
must we have been inhaling?
must you have been inhaling?
must they have been inhaling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not inhale?
must you not inhale?
must he not inhale?
must we not inhale?
must you not inhale?
must they not inhale? 	must I not be inhaling?
must you not be inhaling?
must he not be inhaling?
must we not be inhaling?
must you not be inhaling?
must they not be inhaling? 	must I not have inhaled?
must you not have inhaled?
must he not have inhaled?
must we not have inhaled?
must you not have inhaled?
must they not have inhaled? 	must I not have been inhaling?
must you not have been inhaling?
must he not have been inhaling?
must we not have been inhaling?
must you not have been inhaling?
must they not have been inhaling?