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 cannot dope
you cannot dope
she cannot dope
we cannot dope
you cannot dope
they cannot dope 	I cannot be doping
you cannot be doping
she cannot be doping
we cannot be doping
you cannot be doping
they cannot be doping	I cannot have doped
you cannot have doped
she cannot have doped
we cannot have doped
you cannot have doped
they cannot have doped	I cannot have been doping
you cannot have been doping
she cannot have been doping
we cannot have been doping
you cannot have been doping
they cannot 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 I not dope?
can you not dope?
can she not dope?
can we not dope?
can you not dope?
can they not dope? 	can I not be doping?
can you not be doping?
can she not be doping?
can we not be doping?
can you not be doping?
can they not be doping? 	can I not have doped?
can you not have doped?
can she not have doped?
can we not have doped?
can you not have doped?
can they not have doped? 	can I not have been doping?
can you not have been doping?
can she not have been doping?
can we not have been doping?
can you not have been doping?
can they not have been doping?