could hyperoxygenate
Regular verb: hyperoxygenate - hyperoxygenated- hyperoxygenated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could hyperoxygenate
you could hyperoxygenate
she could hyperoxygenate
we could hyperoxygenate
you could hyperoxygenate
they could hyperoxygenate 	I could be hyperoxygenating
you could be hyperoxygenating
she could be hyperoxygenating
we could be hyperoxygenating
you could be hyperoxygenating
they could be hyperoxygenating	I could have hyperoxygenated
you could have hyperoxygenated
she could have hyperoxygenated
we could have hyperoxygenated
you could have hyperoxygenated
they could have hyperoxygenated	I could have been hyperoxygenating
you could have been hyperoxygenating
she could have been hyperoxygenating
we could have been hyperoxygenating
you could have been hyperoxygenating
they could have been hyperoxygenating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not hyperoxygenate
you could not hyperoxygenate
she could not hyperoxygenate
we could not hyperoxygenate
you could not hyperoxygenate
they could not hyperoxygenate 	I could not be hyperoxygenating
you could not be hyperoxygenating
she could not be hyperoxygenating
we could not be hyperoxygenating
you could not be hyperoxygenating
they could not be hyperoxygenating	I could not have hyperoxygenated
you could not have hyperoxygenated
she could not have hyperoxygenated
we could not have hyperoxygenated
you could not have hyperoxygenated
they could not have hyperoxygenated	I could not have been hyperoxygenating
you could not have been hyperoxygenating
she could not have been hyperoxygenating
we could not have been hyperoxygenating
you could not have been hyperoxygenating
they could not have been hyperoxygenating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I hyperoxygenate?
could you hyperoxygenate?
could she hyperoxygenate?
could we hyperoxygenate?
could you hyperoxygenate?
could they hyperoxygenate? 	could I be hyperoxygenating?
could you be hyperoxygenating?
could she be hyperoxygenating?
could we be hyperoxygenating?
could you be hyperoxygenating?
could they be hyperoxygenating? 	could I have hyperoxygenated?
could you have hyperoxygenated?
could she have hyperoxygenated?
could we have hyperoxygenated?
could you have hyperoxygenated?
could they have hyperoxygenated? 	could I have been hyperoxygenating?
could you have been hyperoxygenating?
could she have been hyperoxygenating?
could we have been hyperoxygenating?
could you have been hyperoxygenating?
could they have been hyperoxygenating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not hyperoxygenate?
could you not hyperoxygenate?
could she not hyperoxygenate?
could we not hyperoxygenate?
could you not hyperoxygenate?
could they not hyperoxygenate? 	could I not be hyperoxygenating?
could you not be hyperoxygenating?
could she not be hyperoxygenating?
could we not be hyperoxygenating?
could you not be hyperoxygenating?
could they not be hyperoxygenating? 	could I not have hyperoxygenated?
could you not have hyperoxygenated?
could she not have hyperoxygenated?
could we not have hyperoxygenated?
could you not have hyperoxygenated?
could they not have hyperoxygenated? 	could I not have been hyperoxygenating?
could you not have been hyperoxygenating?
could she not have been hyperoxygenating?
could we not have been hyperoxygenating?
could you not have been hyperoxygenating?
could they not have been hyperoxygenating?