can waggle
Regular verb: waggle - waggled- waggled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can waggle
you can waggle
he can waggle
we can waggle
you can waggle
they can waggle 	I can be waggling
you can be waggling
he can be waggling
we can be waggling
you can be waggling
they can be waggling	I can have waggled
you can have waggled
he can have waggled
we can have waggled
you can have waggled
they can have waggled	I can have been waggling
you can have been waggling
he can have been waggling
we can have been waggling
you can have been waggling
they can have been waggling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't waggle
you can't waggle
he can't waggle
we can't waggle
you can't waggle
they can't waggle 	I can't be waggling
you can't be waggling
he can't be waggling
we can't be waggling
you can't be waggling
they can't be waggling	I can't have waggled
you can't have waggled
he can't have waggled
we can't have waggled
you can't have waggled
they can't have waggled	I can't have been waggling
you can't have been waggling
he can't have been waggling
we can't have been waggling
you can't have been waggling
they can't have been waggling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I waggle?
can you waggle?
can he waggle?
can we waggle?
can you waggle?
can they waggle? 	can I be waggling?
can you be waggling?
can he be waggling?
can we be waggling?
can you be waggling?
can they be waggling? 	can I have waggled?
can you have waggled?
can he have waggled?
can we have waggled?
can you have waggled?
can they have waggled? 	can I have been waggling?
can you have been waggling?
can he have been waggling?
can we have been waggling?
can you have been waggling?
can they have been waggling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I waggle?
can't you waggle?
can't he waggle?
can't we waggle?
can't you waggle?
can't they waggle? 	can't I be waggling?
can't you be waggling?
can't he be waggling?
can't we be waggling?
can't you be waggling?
can't they be waggling? 	can't I have waggled?
can't you have waggled?
can't he have waggled?
can't we have waggled?
can't you have waggled?
can't they have waggled? 	can't I have been waggling?
can't you have been waggling?
can't he have been waggling?
can't we have been waggling?
can't you have been waggling?
can't they have been waggling?