can perch
Regular verb: perch - perched- perched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can perch
you can perch
she can perch
we can perch
you can perch
they can perch 	I can be perching
you can be perching
she can be perching
we can be perching
you can be perching
they can be perching	I can have perched
you can have perched
she can have perched
we can have perched
you can have perched
they can have perched	I can have been perching
you can have been perching
she can have been perching
we can have been perching
you can have been perching
they can have been perching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot perch
you cannot perch
she cannot perch
we cannot perch
you cannot perch
they cannot perch 	I cannot be perching
you cannot be perching
she cannot be perching
we cannot be perching
you cannot be perching
they cannot be perching	I cannot have perched
you cannot have perched
she cannot have perched
we cannot have perched
you cannot have perched
they cannot have perched	I cannot have been perching
you cannot have been perching
she cannot have been perching
we cannot have been perching
you cannot have been perching
they cannot have been perching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I perch?
can you perch?
can she perch?
can we perch?
can you perch?
can they perch? 	can I be perching?
can you be perching?
can she be perching?
can we be perching?
can you be perching?
can they be perching? 	can I have perched?
can you have perched?
can she have perched?
can we have perched?
can you have perched?
can they have perched? 	can I have been perching?
can you have been perching?
can she have been perching?
can we have been perching?
can you have been perching?
can they have been perching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not perch?
can you not perch?
can she not perch?
can we not perch?
can you not perch?
can they not perch? 	can I not be perching?
can you not be perching?
can she not be perching?
can we not be perching?
can you not be perching?
can they not be perching? 	can I not have perched?
can you not have perched?
can she not have perched?
can we not have perched?
can you not have perched?
can they not have perched? 	can I not have been perching?
can you not have been perching?
can she not have been perching?
can we not have been perching?
can you not have been perching?
can they not have been perching?