could preaddress
Regular verb: preaddress - preaddressed- preaddressed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could preaddress
you could preaddress
he could preaddress
we could preaddress
you could preaddress
they could preaddress 	I could be preaddressing
you could be preaddressing
he could be preaddressing
we could be preaddressing
you could be preaddressing
they could be preaddressing	I could have preaddressed
you could have preaddressed
he could have preaddressed
we could have preaddressed
you could have preaddressed
they could have preaddressed	I could have been preaddressing
you could have been preaddressing
he could have been preaddressing
we could have been preaddressing
you could have been preaddressing
they could have been preaddressing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't preaddress
you couldn't preaddress
he couldn't preaddress
we couldn't preaddress
you couldn't preaddress
they couldn't preaddress 	I couldn't be preaddressing
you couldn't be preaddressing
he couldn't be preaddressing
we couldn't be preaddressing
you couldn't be preaddressing
they couldn't be preaddressing	I couldn't have preaddressed
you couldn't have preaddressed
he couldn't have preaddressed
we couldn't have preaddressed
you couldn't have preaddressed
they couldn't have preaddressed	I couldn't have been preaddressing
you couldn't have been preaddressing
he couldn't have been preaddressing
we couldn't have been preaddressing
you couldn't have been preaddressing
they couldn't have been preaddressing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I preaddress?
could you preaddress?
could he preaddress?
could we preaddress?
could you preaddress?
could they preaddress? 	could I be preaddressing?
could you be preaddressing?
could he be preaddressing?
could we be preaddressing?
could you be preaddressing?
could they be preaddressing? 	could I have preaddressed?
could you have preaddressed?
could he have preaddressed?
could we have preaddressed?
could you have preaddressed?
could they have preaddressed? 	could I have been preaddressing?
could you have been preaddressing?
could he have been preaddressing?
could we have been preaddressing?
could you have been preaddressing?
could they have been preaddressing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I preaddress?
couldn't you preaddress?
couldn't he preaddress?
couldn't we preaddress?
couldn't you preaddress?
couldn't they preaddress? 	couldn't I be preaddressing?
couldn't you be preaddressing?
couldn't he be preaddressing?
couldn't we be preaddressing?
couldn't you be preaddressing?
couldn't they be preaddressing? 	couldn't I have preaddressed?
couldn't you have preaddressed?
couldn't he have preaddressed?
couldn't we have preaddressed?
couldn't you have preaddressed?
couldn't they have preaddressed? 	couldn't I have been preaddressing?
couldn't you have been preaddressing?
couldn't he have been preaddressing?
couldn't we have been preaddressing?
couldn't you have been preaddressing?
couldn't they have been preaddressing?