can smell
Irregular verb: smell - smelled, smelt- smelled, smelt

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can smell
you can smell
she can smell
we can smell
you can smell
they can smell 	I can be smelling
you can be smelling
she can be smelling
we can be smelling
you can be smelling
they can be smelling	I can have smelled, smelt
you can have smelled, smelt
she can have smelled, smelt
we can have smelled, smelt
you can have smelled, smelt
they can have smelled, smelt	I can have been smelling
you can have been smelling
she can have been smelling
we can have been smelling
you can have been smelling
they can have been smelling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't smell
you can't smell
she can't smell
we can't smell
you can't smell
they can't smell 	I can't be smelling
you can't be smelling
she can't be smelling
we can't be smelling
you can't be smelling
they can't be smelling	I can't have smelled, smelt
you can't have smelled, smelt
she can't have smelled, smelt
we can't have smelled, smelt
you can't have smelled, smelt
they can't have smelled, smelt	I can't have been smelling
you can't have been smelling
she can't have been smelling
we can't have been smelling
you can't have been smelling
they can't have been smelling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I smell?
can you smell?
can she smell?
can we smell?
can you smell?
can they smell? 	can I be smelling?
can you be smelling?
can she be smelling?
can we be smelling?
can you be smelling?
can they be smelling? 	can I have smelled, smelt?
can you have smelled, smelt?
can she have smelled, smelt?
can we have smelled, smelt?
can you have smelled, smelt?
can they have smelled, smelt? 	can I have been smelling?
can you have been smelling?
can she have been smelling?
can we have been smelling?
can you have been smelling?
can they have been smelling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I smell?
can't you smell?
can't she smell?
can't we smell?
can't you smell?
can't they smell? 	can't I be smelling?
can't you be smelling?
can't she be smelling?
can't we be smelling?
can't you be smelling?
can't they be smelling? 	can't I have smelled, smelt?
can't you have smelled, smelt?
can't she have smelled, smelt?
can't we have smelled, smelt?
can't you have smelled, smelt?
can't they have smelled, smelt? 	can't I have been smelling?
can't you have been smelling?
can't she have been smelling?
can't we have been smelling?
can't you have been smelling?
can't they have been smelling?