English verb conjugation
COULD PREADDRESS

Regular verb: preaddress - preaddressed - preaddressed

Affirmation

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