must dope
Regular verb: dope - doped- doped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must dope
you must dope
she must dope
we must dope
you must dope
they must dope 	I must be doping
you must be doping
she must be doping
we must be doping
you must be doping
they must be doping	I must have doped
you must have doped
she must have doped
we must have doped
you must have doped
they must have doped	I must have been doping
you must have been doping
she must have been doping
we must have been doping
you must have been doping
they must have been doping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't dope
you mustn't dope
she mustn't dope
we mustn't dope
you mustn't dope
they mustn't dope 	I mustn't be doping
you mustn't be doping
she mustn't be doping
we mustn't be doping
you mustn't be doping
they mustn't be doping	I mustn't have doped
you mustn't have doped
she mustn't have doped
we mustn't have doped
you mustn't have doped
they mustn't have doped	I mustn't have been doping
you mustn't have been doping
she mustn't have been doping
we mustn't have been doping
you mustn't have been doping
they mustn't have been doping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I dope?
must you dope?
must she dope?
must we dope?
must you dope?
must they dope? 	must I be doping?
must you be doping?
must she be doping?
must we be doping?
must you be doping?
must they be doping? 	must I have doped?
must you have doped?
must she have doped?
must we have doped?
must you have doped?
must they have doped? 	must I have been doping?
must you have been doping?
must she have been doping?
must we have been doping?
must you have been doping?
must they have been doping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I dope?
mustn't you dope?
mustn't she dope?
mustn't we dope?
mustn't you dope?
mustn't they dope? 	mustn't I be doping?
mustn't you be doping?
mustn't she be doping?
mustn't we be doping?
mustn't you be doping?
mustn't they be doping? 	mustn't I have doped?
mustn't you have doped?
mustn't she have doped?
mustn't we have doped?
mustn't you have doped?
mustn't they have doped? 	mustn't I have been doping?
mustn't you have been doping?
mustn't she have been doping?
mustn't we have been doping?
mustn't you have been doping?
mustn't they have been doping?