English verb conjugation MUST FUSE

Regular verb: fuse - fused - fused

Affirmation

Simple form

I must fuse
you must fuse
he must fuse
we must fuse
you must fuse
they must fuse

V-ing form

I must be fusing
you must be fusing
he must be fusing
we must be fusing
you must be fusing
they must be fusing

Perfect

I must have fused
you must have fused
he must have fused
we must have fused
you must have fused
they must have fused

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I fuse?
must you fuse?
must he fuse?
must we fuse?
must you fuse?
must they fuse?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Page top