must stare
Regular verb: stare - stared- stared

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must stare
you must stare
she must stare
we must stare
you must stare
they must stare 	I must be staring
you must be staring
she must be staring
we must be staring
you must be staring
they must be staring	I must have stared
you must have stared
she must have stared
we must have stared
you must have stared
they must have stared	I must have been staring
you must have been staring
she must have been staring
we must have been staring
you must have been staring
they must have been staring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not stare
you must not stare
she must not stare
we must not stare
you must not stare
they must not stare 	I must not be staring
you must not be staring
she must not be staring
we must not be staring
you must not be staring
they must not be staring	I must not have stared
you must not have stared
she must not have stared
we must not have stared
you must not have stared
they must not have stared	I must not have been staring
you must not have been staring
she must not have been staring
we must not have been staring
you must not have been staring
they must not have been staring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I stare?
must you stare?
must she stare?
must we stare?
must you stare?
must they stare? 	must I be staring?
must you be staring?
must she be staring?
must we be staring?
must you be staring?
must they be staring? 	must I have stared?
must you have stared?
must she have stared?
must we have stared?
must you have stared?
must they have stared? 	must I have been staring?
must you have been staring?
must she have been staring?
must we have been staring?
must you have been staring?
must they have been staring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not stare?
must you not stare?
must she not stare?
must we not stare?
must you not stare?
must they not stare? 	must I not be staring?
must you not be staring?
must she not be staring?
must we not be staring?
must you not be staring?
must they not be staring? 	must I not have stared?
must you not have stared?
must she not have stared?
must we not have stared?
must you not have stared?
must they not have stared? 	must I not have been staring?
must you not have been staring?
must she not have been staring?
must we not have been staring?
must you not have been staring?
must they not have been staring?