English verb conjugation MUST LEAF

Regular verb: leaf - leafed - leafed

Affirmation

Simple form

I must leaf
you must leaf
she must leaf
we must leaf
you must leaf
they must leaf

V-ing form

I must be leafing
you must be leafing
she must be leafing
we must be leafing
you must be leafing
they must be leafing

Perfect

I must have leafed
you must have leafed
she must have leafed
we must have leafed
you must have leafed
they must have leafed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I leaf?
must you leaf?
must she leaf?
must we leaf?
must you leaf?
must they leaf?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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