English verb conjugation COULD COMPLETE

Regular verb: complete - completed - completed

Affirmation

Simple form

I could complete
you could complete
he could complete
we could complete
you could complete
they could complete

V-ing form

I could be completing
you could be completing
he could be completing
we could be completing
you could be completing
they could be completing

Perfect

I could have completed
you could have completed
he could have completed
we could have completed
you could have completed
they could have completed

V-ing perfect

I could have been completing
you could have been completing
he could have been completing
we could have been completing
you could have been completing
they could have been completing

Negation

Simple form

I could not complete
you could not complete
he could not complete
we could not complete
you could not complete
they could not complete

V-ing form

I could not be completing
you could not be completing
he could not be completing
we could not be completing
you could not be completing
they could not be completing

Perfect

I could not have completed
you could not have completed
he could not have completed
we could not have completed
you could not have completed
they could not have completed

V-ing perfect

I could not have been completing
you could not have been completing
he could not have been completing
we could not have been completing
you could not have been completing
they could not have been completing

Interrogative form

Simple form

could I complete?
could you complete?
could he complete?
could we complete?
could you complete?
could they complete?

V-ing form

could I be completing?
could you be completing?
could he be completing?
could we be completing?
could you be completing?
could they be completing?

Perfect

could I have completed?
could you have completed?
could he have completed?
could we have completed?
could you have completed?
could they have completed?

V-ing perfect

could I have been completing?
could you have been completing?
could he have been completing?
could we have been completing?
could you have been completing?
could they have been completing?

Interro-negative form

Simple form

could I not complete?
could you not complete?
could he not complete?
could we not complete?
could you not complete?
could they not complete?

V-ing form

could I not be completing?
could you not be completing?
could he not be completing?
could we not be completing?
could you not be completing?
could they not be completing?

Perfect

could I not have completed?
could you not have completed?
could he not have completed?
could we not have completed?
could you not have completed?
could they not have completed?

V-ing perfect

could I not have been completing?
could you not have been completing?
could he not have been completing?
could we not have been completing?
could you not have been completing?
could they not have been completing?

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