can stopple
Regular verb: stopple - stoppled- stoppled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can stopple
you can stopple
she can stopple
we can stopple
you can stopple
they can stopple 	I can be stoppling
you can be stoppling
she can be stoppling
we can be stoppling
you can be stoppling
they can be stoppling	I can have stoppled
you can have stoppled
she can have stoppled
we can have stoppled
you can have stoppled
they can have stoppled	I can have been stoppling
you can have been stoppling
she can have been stoppling
we can have been stoppling
you can have been stoppling
they can have been stoppling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't stopple
you can't stopple
she can't stopple
we can't stopple
you can't stopple
they can't stopple 	I can't be stoppling
you can't be stoppling
she can't be stoppling
we can't be stoppling
you can't be stoppling
they can't be stoppling	I can't have stoppled
you can't have stoppled
she can't have stoppled
we can't have stoppled
you can't have stoppled
they can't have stoppled	I can't have been stoppling
you can't have been stoppling
she can't have been stoppling
we can't have been stoppling
you can't have been stoppling
they can't have been stoppling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I stopple?
can you stopple?
can she stopple?
can we stopple?
can you stopple?
can they stopple? 	can I be stoppling?
can you be stoppling?
can she be stoppling?
can we be stoppling?
can you be stoppling?
can they be stoppling? 	can I have stoppled?
can you have stoppled?
can she have stoppled?
can we have stoppled?
can you have stoppled?
can they have stoppled? 	can I have been stoppling?
can you have been stoppling?
can she have been stoppling?
can we have been stoppling?
can you have been stoppling?
can they have been stoppling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I stopple?
can't you stopple?
can't she stopple?
can't we stopple?
can't you stopple?
can't they stopple? 	can't I be stoppling?
can't you be stoppling?
can't she be stoppling?
can't we be stoppling?
can't you be stoppling?
can't they be stoppling? 	can't I have stoppled?
can't you have stoppled?
can't she have stoppled?
can't we have stoppled?
can't you have stoppled?
can't they have stoppled? 	can't I have been stoppling?
can't you have been stoppling?
can't she have been stoppling?
can't we have been stoppling?
can't you have been stoppling?
can't they have been stoppling?