English verb conjugation
COULD PREEXCLUDE

Regular verb: preexclude - preexcluded - preexcluded

Affirmation

Simple form	V-ing form
I could preexclude you could preexclude she could preexclude we could preexclude you could preexclude they could preexclude	I could be preexcluding you could be preexcluding she could be preexcluding we could be preexcluding you could be preexcluding they could be preexcluding
Perfect	V-ing perfect
I could have preexcluded you could have preexcluded she could have preexcluded we could have preexcluded you could have preexcluded they could have preexcluded	I could have been preexcluding you could have been preexcluding she could have been preexcluding we could have been preexcluding you could have been preexcluding they could have been preexcluding

Negation

Simple form	V-ing form
I couldn't preexclude you couldn't preexclude she couldn't preexclude we couldn't preexclude you couldn't preexclude they couldn't preexclude	I couldn't be preexcluding you couldn't be preexcluding she couldn't be preexcluding we couldn't be preexcluding you couldn't be preexcluding they couldn't be preexcluding
Perfect	V-ing perfect
I couldn't have preexcluded you couldn't have preexcluded she couldn't have preexcluded we couldn't have preexcluded you couldn't have preexcluded they couldn't have preexcluded	I couldn't have been preexcluding you couldn't have been preexcluding she couldn't have been preexcluding we couldn't have been preexcluding you couldn't have been preexcluding they couldn't have been preexcluding

Interrogative form

Simple form	V-ing form
could I preexclude? could you preexclude? could she preexclude? could we preexclude? could you preexclude? could they preexclude?	could I be preexcluding? could you be preexcluding? could she be preexcluding? could we be preexcluding? could you be preexcluding? could they be preexcluding?
Perfect	V-ing perfect
could I have preexcluded? could you have preexcluded? could she have preexcluded? could we have preexcluded? could you have preexcluded? could they have preexcluded?	could I have been preexcluding? could you have been preexcluding? could she have been preexcluding? could we have been preexcluding? could you have been preexcluding? could they have been preexcluding?

Interro-negative form

Simple form	V-ing form
couldn't I preexclude? couldn't you preexclude? couldn't she preexclude? couldn't we preexclude? couldn't you preexclude? couldn't they preexclude?	couldn't I be preexcluding? couldn't you be preexcluding? couldn't she be preexcluding? couldn't we be preexcluding? couldn't you be preexcluding? couldn't they be preexcluding?
Perfect	V-ing perfect
couldn't I have preexcluded? couldn't you have preexcluded? couldn't she have preexcluded? couldn't we have preexcluded? couldn't you have preexcluded? couldn't they have preexcluded?	couldn't I have been preexcluding? couldn't you have been preexcluding? couldn't she have been preexcluding? couldn't we have been preexcluding? couldn't you have been preexcluding? couldn't they have been preexcluding?