must resurface
Regular verb: resurface - resurfaced- resurfaced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must resurface
you must resurface
she must resurface
we must resurface
you must resurface
they must resurface 	I must be resurfacing
you must be resurfacing
she must be resurfacing
we must be resurfacing
you must be resurfacing
they must be resurfacing	I must have resurfaced
you must have resurfaced
she must have resurfaced
we must have resurfaced
you must have resurfaced
they must have resurfaced	I must have been resurfacing
you must have been resurfacing
she must have been resurfacing
we must have been resurfacing
you must have been resurfacing
they must have been resurfacing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not resurface
you must not resurface
she must not resurface
we must not resurface
you must not resurface
they must not resurface 	I must not be resurfacing
you must not be resurfacing
she must not be resurfacing
we must not be resurfacing
you must not be resurfacing
they must not be resurfacing	I must not have resurfaced
you must not have resurfaced
she must not have resurfaced
we must not have resurfaced
you must not have resurfaced
they must not have resurfaced	I must not have been resurfacing
you must not have been resurfacing
she must not have been resurfacing
we must not have been resurfacing
you must not have been resurfacing
they must not have been resurfacing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I resurface?
must you resurface?
must she resurface?
must we resurface?
must you resurface?
must they resurface? 	must I be resurfacing?
must you be resurfacing?
must she be resurfacing?
must we be resurfacing?
must you be resurfacing?
must they be resurfacing? 	must I have resurfaced?
must you have resurfaced?
must she have resurfaced?
must we have resurfaced?
must you have resurfaced?
must they have resurfaced? 	must I have been resurfacing?
must you have been resurfacing?
must she have been resurfacing?
must we have been resurfacing?
must you have been resurfacing?
must they have been resurfacing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not resurface?
must you not resurface?
must she not resurface?
must we not resurface?
must you not resurface?
must they not resurface? 	must I not be resurfacing?
must you not be resurfacing?
must she not be resurfacing?
must we not be resurfacing?
must you not be resurfacing?
must they not be resurfacing? 	must I not have resurfaced?
must you not have resurfaced?
must she not have resurfaced?
must we not have resurfaced?
must you not have resurfaced?
must they not have resurfaced? 	must I not have been resurfacing?
must you not have been resurfacing?
must she not have been resurfacing?
must we not have been resurfacing?
must you not have been resurfacing?
must they not have been resurfacing?