English verb conjugation
COULD TRAP

Regular verb: trap - trapped - trapped

Affirmation

Simple form	V-ing form
I could trap you could trap she could trap we could trap you could trap they could trap	I could be trapping you could be trapping she could be trapping we could be trapping you could be trapping they could be trapping
Perfect	V-ing perfect
I could have trapped you could have trapped she could have trapped we could have trapped you could have trapped they could have trapped	I could have been trapping you could have been trapping she could have been trapping we could have been trapping you could have been trapping they could have been trapping

Negation

Simple form	V-ing form
I could not trap you could not trap she could not trap we could not trap you could not trap they could not trap	I could not be trapping you could not be trapping she could not be trapping we could not be trapping you could not be trapping they could not be trapping
Perfect	V-ing perfect
I could not have trapped you could not have trapped she could not have trapped we could not have trapped you could not have trapped they could not have trapped	I could not have been trapping you could not have been trapping she could not have been trapping we could not have been trapping you could not have been trapping they could not have been trapping

Interrogative form

Simple form	V-ing form
could I trap? could you trap? could she trap? could we trap? could you trap? could they trap?	could I be trapping? could you be trapping? could she be trapping? could we be trapping? could you be trapping? could they be trapping?
Perfect	V-ing perfect
could I have trapped? could you have trapped? could she have trapped? could we have trapped? could you have trapped? could they have trapped?	could I have been trapping? could you have been trapping? could she have been trapping? could we have been trapping? could you have been trapping? could they have been trapping?

Interro-negative form

Simple form	V-ing form
could I not trap? could you not trap? could she not trap? could we not trap? could you not trap? could they not trap?	could I not be trapping? could you not be trapping? could she not be trapping? could we not be trapping? could you not be trapping? could they not be trapping?
Perfect	V-ing perfect
could I not have trapped? could you not have trapped? could she not have trapped? could we not have trapped? could you not have trapped? could they not have trapped?	could I not have been trapping? could you not have been trapping? could she not have been trapping? could we not have been trapping? could you not have been trapping? could they not have been trapping?