English verb conjugation
MUST HOOVER

Regular verb: hoover - hoovered - hoovered

Affirmation

Simple form	V-ing form
I must hoover you must hoover he must hoover we must hoover you must hoover they must hoover	I must be hoovering you must be hoovering he must be hoovering we must be hoovering you must be hoovering they must be hoovering
Perfect	V-ing perfect
I must have hoovered you must have hoovered he must have hoovered we must have hoovered you must have hoovered they must have hoovered	I must have been hoovering you must have been hoovering he must have been hoovering we must have been hoovering you must have been hoovering they must have been hoovering

Negation

Simple form	V-ing form
I mustn't hoover you mustn't hoover he mustn't hoover we mustn't hoover you mustn't hoover they mustn't hoover	I mustn't be hoovering you mustn't be hoovering he mustn't be hoovering we mustn't be hoovering you mustn't be hoovering they mustn't be hoovering
Perfect	V-ing perfect
I mustn't have hoovered you mustn't have hoovered he mustn't have hoovered we mustn't have hoovered you mustn't have hoovered they mustn't have hoovered	I mustn't have been hoovering you mustn't have been hoovering he mustn't have been hoovering we mustn't have been hoovering you mustn't have been hoovering they mustn't have been hoovering

Interrogative form

Simple form	V-ing form
must I hoover? must you hoover? must he hoover? must we hoover? must you hoover? must they hoover?	must I be hoovering? must you be hoovering? must he be hoovering? must we be hoovering? must you be hoovering? must they be hoovering?
Perfect	V-ing perfect
must I have hoovered? must you have hoovered? must he have hoovered? must we have hoovered? must you have hoovered? must they have hoovered?	must I have been hoovering? must you have been hoovering? must he have been hoovering? must we have been hoovering? must you have been hoovering? must they have been hoovering?

Interro-negative form

Simple form	V-ing form
mustn't I hoover? mustn't you hoover? mustn't he hoover? mustn't we hoover? mustn't you hoover? mustn't they hoover?	mustn't I be hoovering? mustn't you be hoovering? mustn't he be hoovering? mustn't we be hoovering? mustn't you be hoovering? mustn't they be hoovering?
Perfect	V-ing perfect
mustn't I have hoovered? mustn't you have hoovered? mustn't he have hoovered? mustn't we have hoovered? mustn't you have hoovered? mustn't they have hoovered?	mustn't I have been hoovering? mustn't you have been hoovering? mustn't he have been hoovering? mustn't we have been hoovering? mustn't you have been hoovering? mustn't they have been hoovering?