English verb conjugation MUST LITTER

Regular verb: litter - littered - littered

Affirmation

Simple form

I must litter
you must litter
she must litter
we must litter
you must litter
they must litter

V-ing form

I must be littering
you must be littering
she must be littering
we must be littering
you must be littering
they must be littering

Perfect

I must have littered
you must have littered
she must have littered
we must have littered
you must have littered
they must have littered

V-ing perfect

I must have been littering
you must have been littering
she must have been littering
we must have been littering
you must have been littering
they must have been littering

Negation

Simple form

I must not litter
you must not litter
she must not litter
we must not litter
you must not litter
they must not litter

V-ing form

I must not be littering
you must not be littering
she must not be littering
we must not be littering
you must not be littering
they must not be littering

Perfect

I must not have littered
you must not have littered
she must not have littered
we must not have littered
you must not have littered
they must not have littered

V-ing perfect

I must not have been littering
you must not have been littering
she must not have been littering
we must not have been littering
you must not have been littering
they must not have been littering

Interrogative form

Simple form

must I litter?
must you litter?
must she litter?
must we litter?
must you litter?
must they litter?

V-ing form

must I be littering?
must you be littering?
must she be littering?
must we be littering?
must you be littering?
must they be littering?

Perfect

must I have littered?
must you have littered?
must she have littered?
must we have littered?
must you have littered?
must they have littered?

V-ing perfect

must I have been littering?
must you have been littering?
must she have been littering?
must we have been littering?
must you have been littering?
must they have been littering?

Interro-negative form

Simple form

must I not litter?
must you not litter?
must she not litter?
must we not litter?
must you not litter?
must they not litter?

V-ing form

must I not be littering?
must you not be littering?
must she not be littering?
must we not be littering?
must you not be littering?
must they not be littering?

Perfect

must I not have littered?
must you not have littered?
must she not have littered?
must we not have littered?
must you not have littered?
must they not have littered?

V-ing perfect

must I not have been littering?
must you not have been littering?
must she not have been littering?
must we not have been littering?
must you not have been littering?
must they not have been littering?

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