can stagger
Regular verb: stagger - staggered- staggered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can stagger
you can stagger
she can stagger
we can stagger
you can stagger
they can stagger 	I can be staggering
you can be staggering
she can be staggering
we can be staggering
you can be staggering
they can be staggering	I can have staggered
you can have staggered
she can have staggered
we can have staggered
you can have staggered
they can have staggered	I can have been staggering
you can have been staggering
she can have been staggering
we can have been staggering
you can have been staggering
they can have been staggering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't stagger
you can't stagger
she can't stagger
we can't stagger
you can't stagger
they can't stagger 	I can't be staggering
you can't be staggering
she can't be staggering
we can't be staggering
you can't be staggering
they can't be staggering	I can't have staggered
you can't have staggered
she can't have staggered
we can't have staggered
you can't have staggered
they can't have staggered	I can't have been staggering
you can't have been staggering
she can't have been staggering
we can't have been staggering
you can't have been staggering
they can't have been staggering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I stagger?
can you stagger?
can she stagger?
can we stagger?
can you stagger?
can they stagger? 	can I be staggering?
can you be staggering?
can she be staggering?
can we be staggering?
can you be staggering?
can they be staggering? 	can I have staggered?
can you have staggered?
can she have staggered?
can we have staggered?
can you have staggered?
can they have staggered? 	can I have been staggering?
can you have been staggering?
can she have been staggering?
can we have been staggering?
can you have been staggering?
can they have been staggering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I stagger?
can't you stagger?
can't she stagger?
can't we stagger?
can't you stagger?
can't they stagger? 	can't I be staggering?
can't you be staggering?
can't she be staggering?
can't we be staggering?
can't you be staggering?
can't they be staggering? 	can't I have staggered?
can't you have staggered?
can't she have staggered?
can't we have staggered?
can't you have staggered?
can't they have staggered? 	can't I have been staggering?
can't you have been staggering?
can't she have been staggering?
can't we have been staggering?
can't you have been staggering?
can't they have been staggering?