could conduce
Regular verb: conduce - conduced- conduced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could conduce
you could conduce
he could conduce
we could conduce
you could conduce
they could conduce 	I could be conducing
you could be conducing
he could be conducing
we could be conducing
you could be conducing
they could be conducing	I could have conduced
you could have conduced
he could have conduced
we could have conduced
you could have conduced
they could have conduced	I could have been conducing
you could have been conducing
he could have been conducing
we could have been conducing
you could have been conducing
they could have been conducing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't conduce
you couldn't conduce
he couldn't conduce
we couldn't conduce
you couldn't conduce
they couldn't conduce 	I couldn't be conducing
you couldn't be conducing
he couldn't be conducing
we couldn't be conducing
you couldn't be conducing
they couldn't be conducing	I couldn't have conduced
you couldn't have conduced
he couldn't have conduced
we couldn't have conduced
you couldn't have conduced
they couldn't have conduced	I couldn't have been conducing
you couldn't have been conducing
he couldn't have been conducing
we couldn't have been conducing
you couldn't have been conducing
they couldn't have been conducing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I conduce?
could you conduce?
could he conduce?
could we conduce?
could you conduce?
could they conduce? 	could I be conducing?
could you be conducing?
could he be conducing?
could we be conducing?
could you be conducing?
could they be conducing? 	could I have conduced?
could you have conduced?
could he have conduced?
could we have conduced?
could you have conduced?
could they have conduced? 	could I have been conducing?
could you have been conducing?
could he have been conducing?
could we have been conducing?
could you have been conducing?
could they have been conducing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I conduce?
couldn't you conduce?
couldn't he conduce?
couldn't we conduce?
couldn't you conduce?
couldn't they conduce? 	couldn't I be conducing?
couldn't you be conducing?
couldn't he be conducing?
couldn't we be conducing?
couldn't you be conducing?
couldn't they be conducing? 	couldn't I have conduced?
couldn't you have conduced?
couldn't he have conduced?
couldn't we have conduced?
couldn't you have conduced?
couldn't they have conduced? 	couldn't I have been conducing?
couldn't you have been conducing?
couldn't he have been conducing?
couldn't we have been conducing?
couldn't you have been conducing?
couldn't they have been conducing?