can shriek
Verbo regular: shriek - shrieked- shrieked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can shriek
you can shriek
he can shriek
we can shriek
you can shriek
they can shriek 	I can be shrieking
you can be shrieking
he can be shrieking
we can be shrieking
you can be shrieking
they can be shrieking	I can have shrieked
you can have shrieked
he can have shrieked
we can have shrieked
you can have shrieked
they can have shrieked	I can have been shrieking
you can have been shrieking
he can have been shrieking
we can have been shrieking
you can have been shrieking
they can have been shrieking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot shriek
you cannot shriek
he cannot shriek
we cannot shriek
you cannot shriek
they cannot shriek 	I cannot be shrieking
you cannot be shrieking
he cannot be shrieking
we cannot be shrieking
you cannot be shrieking
they cannot be shrieking	I cannot have shrieked
you cannot have shrieked
he cannot have shrieked
we cannot have shrieked
you cannot have shrieked
they cannot have shrieked	I cannot have been shrieking
you cannot have been shrieking
he cannot have been shrieking
we cannot have been shrieking
you cannot have been shrieking
they cannot have been shrieking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I shriek?
can you shriek?
can he shriek?
can we shriek?
can you shriek?
can they shriek? 	can I be shrieking?
can you be shrieking?
can he be shrieking?
can we be shrieking?
can you be shrieking?
can they be shrieking? 	can I have shrieked?
can you have shrieked?
can he have shrieked?
can we have shrieked?
can you have shrieked?
can they have shrieked? 	can I have been shrieking?
can you have been shrieking?
can he have been shrieking?
can we have been shrieking?
can you have been shrieking?
can they have been shrieking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not shriek?
can you not shriek?
can he not shriek?
can we not shriek?
can you not shriek?
can they not shriek? 	can I not be shrieking?
can you not be shrieking?
can he not be shrieking?
can we not be shrieking?
can you not be shrieking?
can they not be shrieking? 	can I not have shrieked?
can you not have shrieked?
can he not have shrieked?
can we not have shrieked?
can you not have shrieked?
can they not have shrieked? 	can I not have been shrieking?
can you not have been shrieking?
can he not have been shrieking?
can we not have been shrieking?
can you not have been shrieking?
can they not have been shrieking?