English verb conjugation COULD LITTER

Regular verb: litter - littered - littered

Affirmation

Simple form

I could litter
you could litter
he could litter
we could litter
you could litter
they could litter

V-ing form

I could be littering
you could be littering
he could be littering
we could be littering
you could be littering
they could be littering

Perfect

I could have littered
you could have littered
he could have littered
we could have littered
you could have littered
they could have littered

V-ing perfect

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

Negation

Simple form

I could not litter
you could not litter
he could not litter
we could not litter
you could not litter
they could not litter

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I litter?
could you litter?
could he litter?
could we litter?
could you litter?
could they litter?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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