English verb conjugation MUST TUB

Regular verb: tub - tubbed - tubbed

Affirmation

Simple form

I must tub
you must tub
he must tub
we must tub
you must tub
they must tub

V-ing form

I must be tubbing
you must be tubbing
he must be tubbing
we must be tubbing
you must be tubbing
they must be tubbing

Perfect

I must have tubbed
you must have tubbed
he must have tubbed
we must have tubbed
you must have tubbed
they must have tubbed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I tub?
must you tub?
must he tub?
must we tub?
must you tub?
must they tub?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Page top