English verb conjugation COULD UNRIDDLE

Regular verb: unriddle - unriddled - unriddled

Affirmation

Simple form

I could unriddle
you could unriddle
he could unriddle
we could unriddle
you could unriddle
they could unriddle

V-ing form

I could be unriddling
you could be unriddling
he could be unriddling
we could be unriddling
you could be unriddling
they could be unriddling

Perfect

I could have unriddled
you could have unriddled
he could have unriddled
we could have unriddled
you could have unriddled
they could have unriddled

V-ing perfect

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

Negation

Simple form

I could not unriddle
you could not unriddle
he could not unriddle
we could not unriddle
you could not unriddle
they could not unriddle

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I unriddle?
could you unriddle?
could he unriddle?
could we unriddle?
could you unriddle?
could they unriddle?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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