could goldplate
Regular verb: goldplate - goldplated- goldplated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could goldplate
you could goldplate
he could goldplate
we could goldplate
you could goldplate
they could goldplate 	I could be goldplating
you could be goldplating
he could be goldplating
we could be goldplating
you could be goldplating
they could be goldplating	I could have goldplated
you could have goldplated
he could have goldplated
we could have goldplated
you could have goldplated
they could have goldplated	I could have been goldplating
you could have been goldplating
he could have been goldplating
we could have been goldplating
you could have been goldplating
they could have been goldplating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't goldplate
you couldn't goldplate
he couldn't goldplate
we couldn't goldplate
you couldn't goldplate
they couldn't goldplate 	I couldn't be goldplating
you couldn't be goldplating
he couldn't be goldplating
we couldn't be goldplating
you couldn't be goldplating
they couldn't be goldplating	I couldn't have goldplated
you couldn't have goldplated
he couldn't have goldplated
we couldn't have goldplated
you couldn't have goldplated
they couldn't have goldplated	I couldn't have been goldplating
you couldn't have been goldplating
he couldn't have been goldplating
we couldn't have been goldplating
you couldn't have been goldplating
they couldn't have been goldplating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I goldplate?
could you goldplate?
could he goldplate?
could we goldplate?
could you goldplate?
could they goldplate? 	could I be goldplating?
could you be goldplating?
could he be goldplating?
could we be goldplating?
could you be goldplating?
could they be goldplating? 	could I have goldplated?
could you have goldplated?
could he have goldplated?
could we have goldplated?
could you have goldplated?
could they have goldplated? 	could I have been goldplating?
could you have been goldplating?
could he have been goldplating?
could we have been goldplating?
could you have been goldplating?
could they have been goldplating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I goldplate?
couldn't you goldplate?
couldn't he goldplate?
couldn't we goldplate?
couldn't you goldplate?
couldn't they goldplate? 	couldn't I be goldplating?
couldn't you be goldplating?
couldn't he be goldplating?
couldn't we be goldplating?
couldn't you be goldplating?
couldn't they be goldplating? 	couldn't I have goldplated?
couldn't you have goldplated?
couldn't he have goldplated?
couldn't we have goldplated?
couldn't you have goldplated?
couldn't they have goldplated? 	couldn't I have been goldplating?
couldn't you have been goldplating?
couldn't he have been goldplating?
couldn't we have been goldplating?
couldn't you have been goldplating?
couldn't they have been goldplating?