must pall
Regular verb: pall - palled- palled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must pall
you must pall
he must pall
we must pall
you must pall
they must pall 	I must be palling
you must be palling
he must be palling
we must be palling
you must be palling
they must be palling	I must have palled
you must have palled
he must have palled
we must have palled
you must have palled
they must have palled	I must have been palling
you must have been palling
he must have been palling
we must have been palling
you must have been palling
they must have been palling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not pall
you must not pall
he must not pall
we must not pall
you must not pall
they must not pall 	I must not be palling
you must not be palling
he must not be palling
we must not be palling
you must not be palling
they must not be palling	I must not have palled
you must not have palled
he must not have palled
we must not have palled
you must not have palled
they must not have palled	I must not have been palling
you must not have been palling
he must not have been palling
we must not have been palling
you must not have been palling
they must not have been palling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I pall?
must you pall?
must he pall?
must we pall?
must you pall?
must they pall? 	must I be palling?
must you be palling?
must he be palling?
must we be palling?
must you be palling?
must they be palling? 	must I have palled?
must you have palled?
must he have palled?
must we have palled?
must you have palled?
must they have palled? 	must I have been palling?
must you have been palling?
must he have been palling?
must we have been palling?
must you have been palling?
must they have been palling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not pall?
must you not pall?
must he not pall?
must we not pall?
must you not pall?
must they not pall? 	must I not be palling?
must you not be palling?
must he not be palling?
must we not be palling?
must you not be palling?
must they not be palling? 	must I not have palled?
must you not have palled?
must he not have palled?
must we not have palled?
must you not have palled?
must they not have palled? 	must I not have been palling?
must you not have been palling?
must he not have been palling?
must we not have been palling?
must you not have been palling?
must they not have been palling?