could glaze
Regular verb: glaze - glazed- glazed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could glaze
you could glaze
he could glaze
we could glaze
you could glaze
they could glaze 	I could be glazing
you could be glazing
he could be glazing
we could be glazing
you could be glazing
they could be glazing	I could have glazed
you could have glazed
he could have glazed
we could have glazed
you could have glazed
they could have glazed	I could have been glazing
you could have been glazing
he could have been glazing
we could have been glazing
you could have been glazing
they could have been glazing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not glaze
you could not glaze
he could not glaze
we could not glaze
you could not glaze
they could not glaze 	I could not be glazing
you could not be glazing
he could not be glazing
we could not be glazing
you could not be glazing
they could not be glazing	I could not have glazed
you could not have glazed
he could not have glazed
we could not have glazed
you could not have glazed
they could not have glazed	I could not have been glazing
you could not have been glazing
he could not have been glazing
we could not have been glazing
you could not have been glazing
they could not have been glazing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I glaze?
could you glaze?
could he glaze?
could we glaze?
could you glaze?
could they glaze? 	could I be glazing?
could you be glazing?
could he be glazing?
could we be glazing?
could you be glazing?
could they be glazing? 	could I have glazed?
could you have glazed?
could he have glazed?
could we have glazed?
could you have glazed?
could they have glazed? 	could I have been glazing?
could you have been glazing?
could he have been glazing?
could we have been glazing?
could you have been glazing?
could they have been glazing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not glaze?
could you not glaze?
could he not glaze?
could we not glaze?
could you not glaze?
could they not glaze? 	could I not be glazing?
could you not be glazing?
could he not be glazing?
could we not be glazing?
could you not be glazing?
could they not be glazing? 	could I not have glazed?
could you not have glazed?
could he not have glazed?
could we not have glazed?
could you not have glazed?
could they not have glazed? 	could I not have been glazing?
could you not have been glazing?
could he not have been glazing?
could we not have been glazing?
could you not have been glazing?
could they not have been glazing?