can wag
Regular verb: wag - wagged- wagged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can wag
you can wag
she can wag
we can wag
you can wag
they can wag 	I can be wagging
you can be wagging
she can be wagging
we can be wagging
you can be wagging
they can be wagging	I can have wagged
you can have wagged
she can have wagged
we can have wagged
you can have wagged
they can have wagged	I can have been wagging
you can have been wagging
she can have been wagging
we can have been wagging
you can have been wagging
they can have been wagging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't wag
you can't wag
she can't wag
we can't wag
you can't wag
they can't wag 	I can't be wagging
you can't be wagging
she can't be wagging
we can't be wagging
you can't be wagging
they can't be wagging	I can't have wagged
you can't have wagged
she can't have wagged
we can't have wagged
you can't have wagged
they can't have wagged	I can't have been wagging
you can't have been wagging
she can't have been wagging
we can't have been wagging
you can't have been wagging
they can't have been wagging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I wag?
can you wag?
can she wag?
can we wag?
can you wag?
can they wag? 	can I be wagging?
can you be wagging?
can she be wagging?
can we be wagging?
can you be wagging?
can they be wagging? 	can I have wagged?
can you have wagged?
can she have wagged?
can we have wagged?
can you have wagged?
can they have wagged? 	can I have been wagging?
can you have been wagging?
can she have been wagging?
can we have been wagging?
can you have been wagging?
can they have been wagging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I wag?
can't you wag?
can't she wag?
can't we wag?
can't you wag?
can't they wag? 	can't I be wagging?
can't you be wagging?
can't she be wagging?
can't we be wagging?
can't you be wagging?
can't they be wagging? 	can't I have wagged?
can't you have wagged?
can't she have wagged?
can't we have wagged?
can't you have wagged?
can't they have wagged? 	can't I have been wagging?
can't you have been wagging?
can't she have been wagging?
can't we have been wagging?
can't you have been wagging?
can't they have been wagging?