must bop
Regular verb: bop - boped- boped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must bop
you must bop
he must bop
we must bop
you must bop
they must bop 	I must be boping
you must be boping
he must be boping
we must be boping
you must be boping
they must be boping	I must have boped
you must have boped
he must have boped
we must have boped
you must have boped
they must have boped	I must have been boping
you must have been boping
he must have been boping
we must have been boping
you must have been boping
they must have been boping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not bop
you must not bop
he must not bop
we must not bop
you must not bop
they must not bop 	I must not be boping
you must not be boping
he must not be boping
we must not be boping
you must not be boping
they must not be boping	I must not have boped
you must not have boped
he must not have boped
we must not have boped
you must not have boped
they must not have boped	I must not have been boping
you must not have been boping
he must not have been boping
we must not have been boping
you must not have been boping
they must not have been boping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I bop?
must you bop?
must he bop?
must we bop?
must you bop?
must they bop? 	must I be boping?
must you be boping?
must he be boping?
must we be boping?
must you be boping?
must they be boping? 	must I have boped?
must you have boped?
must he have boped?
must we have boped?
must you have boped?
must they have boped? 	must I have been boping?
must you have been boping?
must he have been boping?
must we have been boping?
must you have been boping?
must they have been boping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not bop?
must you not bop?
must he not bop?
must we not bop?
must you not bop?
must they not bop? 	must I not be boping?
must you not be boping?
must he not be boping?
must we not be boping?
must you not be boping?
must they not be boping? 	must I not have boped?
must you not have boped?
must he not have boped?
must we not have boped?
must you not have boped?
must they not have boped? 	must I not have been boping?
must you not have been boping?
must he not have been boping?
must we not have been boping?
must you not have been boping?
must they not have been boping?