could transact
Regular verb: transact - transacted- transacted

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