must potter
Regular verb: potter - pottered- pottered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must potter
you must potter
she must potter
we must potter
you must potter
they must potter 	I must be pottering
you must be pottering
she must be pottering
we must be pottering
you must be pottering
they must be pottering	I must have pottered
you must have pottered
she must have pottered
we must have pottered
you must have pottered
they must have pottered	I must have been pottering
you must have been pottering
she must have been pottering
we must have been pottering
you must have been pottering
they must have been pottering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not potter
you must not potter
she must not potter
we must not potter
you must not potter
they must not potter 	I must not be pottering
you must not be pottering
she must not be pottering
we must not be pottering
you must not be pottering
they must not be pottering	I must not have pottered
you must not have pottered
she must not have pottered
we must not have pottered
you must not have pottered
they must not have pottered	I must not have been pottering
you must not have been pottering
she must not have been pottering
we must not have been pottering
you must not have been pottering
they must not have been pottering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I potter?
must you potter?
must she potter?
must we potter?
must you potter?
must they potter? 	must I be pottering?
must you be pottering?
must she be pottering?
must we be pottering?
must you be pottering?
must they be pottering? 	must I have pottered?
must you have pottered?
must she have pottered?
must we have pottered?
must you have pottered?
must they have pottered? 	must I have been pottering?
must you have been pottering?
must she have been pottering?
must we have been pottering?
must you have been pottering?
must they have been pottering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not potter?
must you not potter?
must she not potter?
must we not potter?
must you not potter?
must they not potter? 	must I not be pottering?
must you not be pottering?
must she not be pottering?
must we not be pottering?
must you not be pottering?
must they not be pottering? 	must I not have pottered?
must you not have pottered?
must she not have pottered?
must we not have pottered?
must you not have pottered?
must they not have pottered? 	must I not have been pottering?
must you not have been pottering?
must she not have been pottering?
must we not have been pottering?
must you not have been pottering?
must they not have been pottering?