could intaglio
Regular verb: intaglio - intaglioed- intaglioed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could intaglio
you could intaglio
she could intaglio
we could intaglio
you could intaglio
they could intaglio 	I could be intaglioing
you could be intaglioing
she could be intaglioing
we could be intaglioing
you could be intaglioing
they could be intaglioing	I could have intaglioed
you could have intaglioed
she could have intaglioed
we could have intaglioed
you could have intaglioed
they could have intaglioed	I could have been intaglioing
you could have been intaglioing
she could have been intaglioing
we could have been intaglioing
you could have been intaglioing
they could have been intaglioing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't intaglio
you couldn't intaglio
she couldn't intaglio
we couldn't intaglio
you couldn't intaglio
they couldn't intaglio 	I couldn't be intaglioing
you couldn't be intaglioing
she couldn't be intaglioing
we couldn't be intaglioing
you couldn't be intaglioing
they couldn't be intaglioing	I couldn't have intaglioed
you couldn't have intaglioed
she couldn't have intaglioed
we couldn't have intaglioed
you couldn't have intaglioed
they couldn't have intaglioed	I couldn't have been intaglioing
you couldn't have been intaglioing
she couldn't have been intaglioing
we couldn't have been intaglioing
you couldn't have been intaglioing
they couldn't have been intaglioing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I intaglio?
could you intaglio?
could she intaglio?
could we intaglio?
could you intaglio?
could they intaglio? 	could I be intaglioing?
could you be intaglioing?
could she be intaglioing?
could we be intaglioing?
could you be intaglioing?
could they be intaglioing? 	could I have intaglioed?
could you have intaglioed?
could she have intaglioed?
could we have intaglioed?
could you have intaglioed?
could they have intaglioed? 	could I have been intaglioing?
could you have been intaglioing?
could she have been intaglioing?
could we have been intaglioing?
could you have been intaglioing?
could they have been intaglioing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I intaglio?
couldn't you intaglio?
couldn't she intaglio?
couldn't we intaglio?
couldn't you intaglio?
couldn't they intaglio? 	couldn't I be intaglioing?
couldn't you be intaglioing?
couldn't she be intaglioing?
couldn't we be intaglioing?
couldn't you be intaglioing?
couldn't they be intaglioing? 	couldn't I have intaglioed?
couldn't you have intaglioed?
couldn't she have intaglioed?
couldn't we have intaglioed?
couldn't you have intaglioed?
couldn't they have intaglioed? 	couldn't I have been intaglioing?
couldn't you have been intaglioing?
couldn't she have been intaglioing?
couldn't we have been intaglioing?
couldn't you have been intaglioing?
couldn't they have been intaglioing?