can dope
Regular verb: dope - doped- doped

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

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

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

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