English verb conjugation MUST LOOSEN

Regular verb: loosen - loosened - loosened

Affirmation

Simple form

I must loosen
you must loosen
she must loosen
we must loosen
you must loosen
they must loosen

V-ing form

I must be loosening
you must be loosening
she must be loosening
we must be loosening
you must be loosening
they must be loosening

Perfect

I must have loosened
you must have loosened
she must have loosened
we must have loosened
you must have loosened
they must have loosened

V-ing perfect

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

Negation

Simple form

I mustn't loosen
you mustn't loosen
she mustn't loosen
we mustn't loosen
you mustn't loosen
they mustn't loosen

V-ing form

I mustn't be loosening
you mustn't be loosening
she mustn't be loosening
we mustn't be loosening
you mustn't be loosening
they mustn't be loosening

Perfect

I mustn't have loosened
you mustn't have loosened
she mustn't have loosened
we mustn't have loosened
you mustn't have loosened
they mustn't have loosened

V-ing perfect

I mustn't have been loosening
you mustn't have been loosening
she mustn't have been loosening
we mustn't have been loosening
you mustn't have been loosening
they mustn't have been loosening

Interrogative form

Simple form

must I loosen?
must you loosen?
must she loosen?
must we loosen?
must you loosen?
must they loosen?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

mustn't I loosen?
mustn't you loosen?
mustn't she loosen?
mustn't we loosen?
mustn't you loosen?
mustn't they loosen?

V-ing form

mustn't I be loosening?
mustn't you be loosening?
mustn't she be loosening?
mustn't we be loosening?
mustn't you be loosening?
mustn't they be loosening?

Perfect

mustn't I have loosened?
mustn't you have loosened?
mustn't she have loosened?
mustn't we have loosened?
mustn't you have loosened?
mustn't they have loosened?

V-ing perfect

mustn't I have been loosening?
mustn't you have been loosening?
mustn't she have been loosening?
mustn't we have been loosening?
mustn't you have been loosening?
mustn't they have been loosening?

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