can peruse
Regular verb: peruse - perused- perused

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can peruse
you can peruse
she can peruse
we can peruse
you can peruse
they can peruse 	I can be perusing
you can be perusing
she can be perusing
we can be perusing
you can be perusing
they can be perusing	I can have perused
you can have perused
she can have perused
we can have perused
you can have perused
they can have perused	I can have been perusing
you can have been perusing
she can have been perusing
we can have been perusing
you can have been perusing
they can have been perusing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't peruse
you can't peruse
she can't peruse
we can't peruse
you can't peruse
they can't peruse 	I can't be perusing
you can't be perusing
she can't be perusing
we can't be perusing
you can't be perusing
they can't be perusing	I can't have perused
you can't have perused
she can't have perused
we can't have perused
you can't have perused
they can't have perused	I can't have been perusing
you can't have been perusing
she can't have been perusing
we can't have been perusing
you can't have been perusing
they can't have been perusing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I peruse?
can you peruse?
can she peruse?
can we peruse?
can you peruse?
can they peruse? 	can I be perusing?
can you be perusing?
can she be perusing?
can we be perusing?
can you be perusing?
can they be perusing? 	can I have perused?
can you have perused?
can she have perused?
can we have perused?
can you have perused?
can they have perused? 	can I have been perusing?
can you have been perusing?
can she have been perusing?
can we have been perusing?
can you have been perusing?
can they have been perusing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I peruse?
can't you peruse?
can't she peruse?
can't we peruse?
can't you peruse?
can't they peruse? 	can't I be perusing?
can't you be perusing?
can't she be perusing?
can't we be perusing?
can't you be perusing?
can't they be perusing? 	can't I have perused?
can't you have perused?
can't she have perused?
can't we have perused?
can't you have perused?
can't they have perused? 	can't I have been perusing?
can't you have been perusing?
can't she have been perusing?
can't we have been perusing?
can't you have been perusing?
can't they have been perusing?