English verb conjugation MUST TREE

Regular verb: tree - treed - treed

Affirmation

Simple form

I must tree
you must tree
he must tree
we must tree
you must tree
they must tree

V-ing form

I must be treeing
you must be treeing
he must be treeing
we must be treeing
you must be treeing
they must be treeing

Perfect

I must have treed
you must have treed
he must have treed
we must have treed
you must have treed
they must have treed

V-ing perfect

I must have been treeing
you must have been treeing
he must have been treeing
we must have been treeing
you must have been treeing
they must have been treeing

Negation

Simple form

I mustn't tree
you mustn't tree
he mustn't tree
we mustn't tree
you mustn't tree
they mustn't tree

V-ing form

I mustn't be treeing
you mustn't be treeing
he mustn't be treeing
we mustn't be treeing
you mustn't be treeing
they mustn't be treeing

Perfect

I mustn't have treed
you mustn't have treed
he mustn't have treed
we mustn't have treed
you mustn't have treed
they mustn't have treed

V-ing perfect

I mustn't have been treeing
you mustn't have been treeing
he mustn't have been treeing
we mustn't have been treeing
you mustn't have been treeing
they mustn't have been treeing

Interrogative form

Simple form

must I tree?
must you tree?
must he tree?
must we tree?
must you tree?
must they tree?

V-ing form

must I be treeing?
must you be treeing?
must he be treeing?
must we be treeing?
must you be treeing?
must they be treeing?

Perfect

must I have treed?
must you have treed?
must he have treed?
must we have treed?
must you have treed?
must they have treed?

V-ing perfect

must I have been treeing?
must you have been treeing?
must he have been treeing?
must we have been treeing?
must you have been treeing?
must they have been treeing?

Interro-negative form

Simple form

mustn't I tree?
mustn't you tree?
mustn't he tree?
mustn't we tree?
mustn't you tree?
mustn't they tree?

V-ing form

mustn't I be treeing?
mustn't you be treeing?
mustn't he be treeing?
mustn't we be treeing?
mustn't you be treeing?
mustn't they be treeing?

Perfect

mustn't I have treed?
mustn't you have treed?
mustn't he have treed?
mustn't we have treed?
mustn't you have treed?
mustn't they have treed?

V-ing perfect

mustn't I have been treeing?
mustn't you have been treeing?
mustn't he have been treeing?
mustn't we have been treeing?
mustn't you have been treeing?
mustn't they have been treeing?

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