English verb conjugation COULD EXECUTE

Regular verb: execute - executed - executed

Affirmation

Simple form

I could execute
you could execute
she could execute
we could execute
you could execute
they could execute

V-ing form

I could be executing
you could be executing
she could be executing
we could be executing
you could be executing
they could be executing

Perfect

I could have executed
you could have executed
she could have executed
we could have executed
you could have executed
they could have executed

V-ing perfect

I could have been executing
you could have been executing
she could have been executing
we could have been executing
you could have been executing
they could have been executing

Negation

Simple form

I could not execute
you could not execute
she could not execute
we could not execute
you could not execute
they could not execute

V-ing form

I could not be executing
you could not be executing
she could not be executing
we could not be executing
you could not be executing
they could not be executing

Perfect

I could not have executed
you could not have executed
she could not have executed
we could not have executed
you could not have executed
they could not have executed

V-ing perfect

I could not have been executing
you could not have been executing
she could not have been executing
we could not have been executing
you could not have been executing
they could not have been executing

Interrogative form

Simple form

could I execute?
could you execute?
could she execute?
could we execute?
could you execute?
could they execute?

V-ing form

could I be executing?
could you be executing?
could she be executing?
could we be executing?
could you be executing?
could they be executing?

Perfect

could I have executed?
could you have executed?
could she have executed?
could we have executed?
could you have executed?
could they have executed?

V-ing perfect

could I have been executing?
could you have been executing?
could she have been executing?
could we have been executing?
could you have been executing?
could they have been executing?

Interro-negative form

Simple form

could I not execute?
could you not execute?
could she not execute?
could we not execute?
could you not execute?
could they not execute?

V-ing form

could I not be executing?
could you not be executing?
could she not be executing?
could we not be executing?
could you not be executing?
could they not be executing?

Perfect

could I not have executed?
could you not have executed?
could she not have executed?
could we not have executed?
could you not have executed?
could they not have executed?

V-ing perfect

could I not have been executing?
could you not have been executing?
could she not have been executing?
could we not have been executing?
could you not have been executing?
could they not have been executing?

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