can lap
Regular verb: lap - lapped- lapped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can lap
you can lap
she can lap
we can lap
you can lap
they can lap 	I can be lapping
you can be lapping
she can be lapping
we can be lapping
you can be lapping
they can be lapping	I can have lapped
you can have lapped
she can have lapped
we can have lapped
you can have lapped
they can have lapped	I can have been lapping
you can have been lapping
she can have been lapping
we can have been lapping
you can have been lapping
they can have been lapping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't lap
you can't lap
she can't lap
we can't lap
you can't lap
they can't lap 	I can't be lapping
you can't be lapping
she can't be lapping
we can't be lapping
you can't be lapping
they can't be lapping	I can't have lapped
you can't have lapped
she can't have lapped
we can't have lapped
you can't have lapped
they can't have lapped	I can't have been lapping
you can't have been lapping
she can't have been lapping
we can't have been lapping
you can't have been lapping
they can't have been lapping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I lap?
can you lap?
can she lap?
can we lap?
can you lap?
can they lap? 	can I be lapping?
can you be lapping?
can she be lapping?
can we be lapping?
can you be lapping?
can they be lapping? 	can I have lapped?
can you have lapped?
can she have lapped?
can we have lapped?
can you have lapped?
can they have lapped? 	can I have been lapping?
can you have been lapping?
can she have been lapping?
can we have been lapping?
can you have been lapping?
can they have been lapping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I lap?
can't you lap?
can't she lap?
can't we lap?
can't you lap?
can't they lap? 	can't I be lapping?
can't you be lapping?
can't she be lapping?
can't we be lapping?
can't you be lapping?
can't they be lapping? 	can't I have lapped?
can't you have lapped?
can't she have lapped?
can't we have lapped?
can't you have lapped?
can't they have lapped? 	can't I have been lapping?
can't you have been lapping?
can't she have been lapping?
can't we have been lapping?
can't you have been lapping?
can't they have been lapping?