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 must not hoover you must not hoover he must not hoover we must not hoover you must not hoover they must not hoover	I must not be hoovering you must not be hoovering he must not be hoovering we must not be hoovering you must not be hoovering they must not be hoovering
Perfect	V-ing perfect
I must not have hoovered you must not have hoovered he must not have hoovered we must not have hoovered you must not have hoovered they must not have hoovered	I must not have been hoovering you must not have been hoovering he must not have been hoovering we must not have been hoovering you must not have been hoovering they must not 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
must I not hoover? must you not hoover? must he not hoover? must we not hoover? must you not hoover? must they not hoover?	must I not be hoovering? must you not be hoovering? must he not be hoovering? must we not be hoovering? must you not be hoovering? must they not be hoovering?
Perfect	V-ing perfect
must I not have hoovered? must you not have hoovered? must he not have hoovered? must we not have hoovered? must you not have hoovered? must they not have hoovered?	must I not have been hoovering? must you not have been hoovering? must he not have been hoovering? must we not have been hoovering? must you not have been hoovering? must they not have been hoovering?