English verb conjugation COULD CRATER

Regular verb: crater - cratered - cratered

Affirmation

Simple form

I could crater
you could crater
he could crater
we could crater
you could crater
they could crater

V-ing form

I could be cratering
you could be cratering
he could be cratering
we could be cratering
you could be cratering
they could be cratering

Perfect

I could have cratered
you could have cratered
he could have cratered
we could have cratered
you could have cratered
they could have cratered

V-ing perfect

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

Negation

Simple form

I could not crater
you could not crater
he could not crater
we could not crater
you could not crater
they could not crater

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I crater?
could you crater?
could he crater?
could we crater?
could you crater?
could they crater?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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