could hyperventilate
Verbo regolare: hyperventilate - hyperventilated- hyperventilated

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could hyperventilate
you could hyperventilate
he could hyperventilate
we could hyperventilate
you could hyperventilate
they could hyperventilate 	I could be hyperventilating
you could be hyperventilating
he could be hyperventilating
we could be hyperventilating
you could be hyperventilating
they could be hyperventilating	I could have hyperventilated
you could have hyperventilated
he could have hyperventilated
we could have hyperventilated
you could have hyperventilated
they could have hyperventilated	I could have been hyperventilating
you could have been hyperventilating
he could have been hyperventilating
we could have been hyperventilating
you could have been hyperventilating
they could have been hyperventilating	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could not hyperventilate
you could not hyperventilate
he could not hyperventilate
we could not hyperventilate
you could not hyperventilate
they could not hyperventilate 	I could not be hyperventilating
you could not be hyperventilating
he could not be hyperventilating
we could not be hyperventilating
you could not be hyperventilating
they could not be hyperventilating	I could not have hyperventilated
you could not have hyperventilated
he could not have hyperventilated
we could not have hyperventilated
you could not have hyperventilated
they could not have hyperventilated	I could not have been hyperventilating
you could not have been hyperventilating
he could not have been hyperventilating
we could not have been hyperventilating
you could not have been hyperventilating
they could not have been hyperventilating	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I hyperventilate?
could you hyperventilate?
could he hyperventilate?
could we hyperventilate?
could you hyperventilate?
could they hyperventilate? 	could I be hyperventilating?
could you be hyperventilating?
could he be hyperventilating?
could we be hyperventilating?
could you be hyperventilating?
could they be hyperventilating? 	could I have hyperventilated?
could you have hyperventilated?
could he have hyperventilated?
could we have hyperventilated?
could you have hyperventilated?
could they have hyperventilated? 	could I have been hyperventilating?
could you have been hyperventilating?
could he have been hyperventilating?
could we have been hyperventilating?
could you have been hyperventilating?
could they have been hyperventilating? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I not hyperventilate?
could you not hyperventilate?
could he not hyperventilate?
could we not hyperventilate?
could you not hyperventilate?
could they not hyperventilate? 	could I not be hyperventilating?
could you not be hyperventilating?
could he not be hyperventilating?
could we not be hyperventilating?
could you not be hyperventilating?
could they not be hyperventilating? 	could I not have hyperventilated?
could you not have hyperventilated?
could he not have hyperventilated?
could we not have hyperventilated?
could you not have hyperventilated?
could they not have hyperventilated? 	could I not have been hyperventilating?
could you not have been hyperventilating?
could he not have been hyperventilating?
could we not have been hyperventilating?
could you not have been hyperventilating?
could they not have been hyperventilating?