English verb conjugation COULD TROUBLE

Regular verb: trouble - troubled - troubled

Affirmation

Simple form

I could trouble
you could trouble
he could trouble
we could trouble
you could trouble
they could trouble

V-ing form

I could be troubling
you could be troubling
he could be troubling
we could be troubling
you could be troubling
they could be troubling

Perfect

I could have troubled
you could have troubled
he could have troubled
we could have troubled
you could have troubled
they could have troubled

V-ing perfect

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

Negation

Simple form

I could not trouble
you could not trouble
he could not trouble
we could not trouble
you could not trouble
they could not trouble

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I trouble?
could you trouble?
could he trouble?
could we trouble?
could you trouble?
could they trouble?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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