can perch
Verbo regular: perch - perched- perched

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can perch
you can perch
he can perch
we can perch
you can perch
they can perch 	I can be perching
you can be perching
he can be perching
we can be perching
you can be perching
they can be perching	I can have perched
you can have perched
he 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
he can have been perching
we can have been perching
you can have been perching
they can have been perching	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot perch
you cannot perch
he cannot perch
we cannot perch
you cannot perch
they cannot perch 	I cannot be perching
you cannot be perching
he cannot be perching
we cannot be perching
you cannot be perching
they cannot be perching	I cannot have perched
you cannot have perched
he 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
he cannot have been perching
we cannot have been perching
you cannot have been perching
they cannot have been perching	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I perch?
can you perch?
can he perch?
can we perch?
can you perch?
can they perch? 	can I be perching?
can you be perching?
can he be perching?
can we be perching?
can you be perching?
can they be perching? 	can I have perched?
can you have perched?
can he 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 he have been perching?
can we have been perching?
can you have been perching?
can they have been perching? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not perch?
can you not perch?
can he 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 he 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 he 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 he not have been perching?
can we not have been perching?
can you not have been perching?
can they not have been perching?