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 cannot waggle
you cannot waggle
he cannot waggle
we cannot waggle
you cannot waggle
they cannot waggle 	I cannot be waggling
you cannot be waggling
he cannot be waggling
we cannot be waggling
you cannot be waggling
they cannot be waggling	I cannot have waggled
you cannot have waggled
he cannot have waggled
we cannot have waggled
you cannot have waggled
they cannot have waggled	I cannot have been waggling
you cannot have been waggling
he cannot have been waggling
we cannot have been waggling
you cannot have been waggling
they cannot 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 I not waggle?
can you not waggle?
can he not waggle?
can we not waggle?
can you not waggle?
can they not waggle? 	can I not be waggling?
can you not be waggling?
can he not be waggling?
can we not be waggling?
can you not be waggling?
can they not be waggling? 	can I not have waggled?
can you not have waggled?
can he not have waggled?
can we not have waggled?
can you not have waggled?
can they not have waggled? 	can I not have been waggling?
can you not have been waggling?
can he not have been waggling?
can we not have been waggling?
can you not have been waggling?
can they not have been waggling?