can ventilate
Verbo regular: ventilate - ventilated- ventilated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can ventilate
you can ventilate
he can ventilate
we can ventilate
you can ventilate
they can ventilate 	I can be ventilating
you can be ventilating
he can be ventilating
we can be ventilating
you can be ventilating
they can be ventilating	I can have ventilated
you can have ventilated
he can have ventilated
we can have ventilated
you can have ventilated
they can have ventilated	I can have been ventilating
you can have been ventilating
he can have been ventilating
we can have been ventilating
you can have been ventilating
they can have been ventilating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot ventilate
you cannot ventilate
he cannot ventilate
we cannot ventilate
you cannot ventilate
they cannot ventilate 	I cannot be ventilating
you cannot be ventilating
he cannot be ventilating
we cannot be ventilating
you cannot be ventilating
they cannot be ventilating	I cannot have ventilated
you cannot have ventilated
he cannot have ventilated
we cannot have ventilated
you cannot have ventilated
they cannot have ventilated	I cannot have been ventilating
you cannot have been ventilating
he cannot have been ventilating
we cannot have been ventilating
you cannot have been ventilating
they cannot have been ventilating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I ventilate?
can you ventilate?
can he ventilate?
can we ventilate?
can you ventilate?
can they ventilate? 	can I be ventilating?
can you be ventilating?
can he be ventilating?
can we be ventilating?
can you be ventilating?
can they be ventilating? 	can I have ventilated?
can you have ventilated?
can he have ventilated?
can we have ventilated?
can you have ventilated?
can they have ventilated? 	can I have been ventilating?
can you have been ventilating?
can he have been ventilating?
can we have been ventilating?
can you have been ventilating?
can they have been ventilating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not ventilate?
can you not ventilate?
can he not ventilate?
can we not ventilate?
can you not ventilate?
can they not ventilate? 	can I not be ventilating?
can you not be ventilating?
can he not be ventilating?
can we not be ventilating?
can you not be ventilating?
can they not be ventilating? 	can I not have ventilated?
can you not have ventilated?
can he not have ventilated?
can we not have ventilated?
can you not have ventilated?
can they not have ventilated? 	can I not have been ventilating?
can you not have been ventilating?
can he not have been ventilating?
can we not have been ventilating?
can you not have been ventilating?
can they not have been ventilating?