English verb conjugation
COULD TRANSACT

Regular verb: transact - transacted - transacted

Affirmation

Simple form	V-ing form
I could transact you could transact she could transact we could transact you could transact they could transact	I could be transacting you could be transacting she could be transacting we could be transacting you could be transacting they could be transacting
Perfect	V-ing perfect
I could have transacted you could have transacted she could have transacted we could have transacted you could have transacted they could have transacted	I could have been transacting you could have been transacting she could have been transacting we could have been transacting you could have been transacting they could have been transacting

Negation

Simple form	V-ing form
I couldn't transact you couldn't transact she couldn't transact we couldn't transact you couldn't transact they couldn't transact	I couldn't be transacting you couldn't be transacting she couldn't be transacting we couldn't be transacting you couldn't be transacting they couldn't be transacting
Perfect	V-ing perfect
I couldn't have transacted you couldn't have transacted she couldn't have transacted we couldn't have transacted you couldn't have transacted they couldn't have transacted	I couldn't have been transacting you couldn't have been transacting she couldn't have been transacting we couldn't have been transacting you couldn't have been transacting they couldn't have been transacting

Interrogative form

Simple form	V-ing form
could I transact? could you transact? could she transact? could we transact? could you transact? could they transact?	could I be transacting? could you be transacting? could she be transacting? could we be transacting? could you be transacting? could they be transacting?
Perfect	V-ing perfect
could I have transacted? could you have transacted? could she have transacted? could we have transacted? could you have transacted? could they have transacted?	could I have been transacting? could you have been transacting? could she have been transacting? could we have been transacting? could you have been transacting? could they have been transacting?

Interro-negative form

Simple form	V-ing form
couldn't I transact? couldn't you transact? couldn't she transact? couldn't we transact? couldn't you transact? couldn't they transact?	couldn't I be transacting? couldn't you be transacting? couldn't she be transacting? couldn't we be transacting? couldn't you be transacting? couldn't they be transacting?
Perfect	V-ing perfect
couldn't I have transacted? couldn't you have transacted? couldn't she have transacted? couldn't we have transacted? couldn't you have transacted? couldn't they have transacted?	couldn't I have been transacting? couldn't you have been transacting? couldn't she have been transacting? couldn't we have been transacting? couldn't you have been transacting? couldn't they have been transacting?