must dog-ear
Regular verb: dog-ear - dog-eared- dog-eared

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must dog-ear
you must dog-ear
she must dog-ear
we must dog-ear
you must dog-ear
they must dog-ear 	I must be dog-earing
you must be dog-earing
she must be dog-earing
we must be dog-earing
you must be dog-earing
they must be dog-earing	I must have dog-eared
you must have dog-eared
she must have dog-eared
we must have dog-eared
you must have dog-eared
they must have dog-eared	I must have been dog-earing
you must have been dog-earing
she must have been dog-earing
we must have been dog-earing
you must have been dog-earing
they must have been dog-earing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't dog-ear
you mustn't dog-ear
she mustn't dog-ear
we mustn't dog-ear
you mustn't dog-ear
they mustn't dog-ear 	I mustn't be dog-earing
you mustn't be dog-earing
she mustn't be dog-earing
we mustn't be dog-earing
you mustn't be dog-earing
they mustn't be dog-earing	I mustn't have dog-eared
you mustn't have dog-eared
she mustn't have dog-eared
we mustn't have dog-eared
you mustn't have dog-eared
they mustn't have dog-eared	I mustn't have been dog-earing
you mustn't have been dog-earing
she mustn't have been dog-earing
we mustn't have been dog-earing
you mustn't have been dog-earing
they mustn't have been dog-earing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I dog-ear?
must you dog-ear?
must she dog-ear?
must we dog-ear?
must you dog-ear?
must they dog-ear? 	must I be dog-earing?
must you be dog-earing?
must she be dog-earing?
must we be dog-earing?
must you be dog-earing?
must they be dog-earing? 	must I have dog-eared?
must you have dog-eared?
must she have dog-eared?
must we have dog-eared?
must you have dog-eared?
must they have dog-eared? 	must I have been dog-earing?
must you have been dog-earing?
must she have been dog-earing?
must we have been dog-earing?
must you have been dog-earing?
must they have been dog-earing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I dog-ear?
mustn't you dog-ear?
mustn't she dog-ear?
mustn't we dog-ear?
mustn't you dog-ear?
mustn't they dog-ear? 	mustn't I be dog-earing?
mustn't you be dog-earing?
mustn't she be dog-earing?
mustn't we be dog-earing?
mustn't you be dog-earing?
mustn't they be dog-earing? 	mustn't I have dog-eared?
mustn't you have dog-eared?
mustn't she have dog-eared?
mustn't we have dog-eared?
mustn't you have dog-eared?
mustn't they have dog-eared? 	mustn't I have been dog-earing?
mustn't you have been dog-earing?
mustn't she have been dog-earing?
mustn't we have been dog-earing?
mustn't you have been dog-earing?
mustn't they have been dog-earing?