English verb conjugation
MUST SLIPCOVER

Regular verb: slipcover - slipcovered - slipcovered

Affirmation

Simple form	V-ing form
I must slipcover you must slipcover he must slipcover we must slipcover you must slipcover they must slipcover	I must be slipcovering you must be slipcovering he must be slipcovering we must be slipcovering you must be slipcovering they must be slipcovering
Perfect	V-ing perfect
I must have slipcovered you must have slipcovered he must have slipcovered we must have slipcovered you must have slipcovered they must have slipcovered	I must have been slipcovering you must have been slipcovering he must have been slipcovering we must have been slipcovering you must have been slipcovering they must have been slipcovering

Negation

Simple form	V-ing form
I must not slipcover you must not slipcover he must not slipcover we must not slipcover you must not slipcover they must not slipcover	I must not be slipcovering you must not be slipcovering he must not be slipcovering we must not be slipcovering you must not be slipcovering they must not be slipcovering
Perfect	V-ing perfect
I must not have slipcovered you must not have slipcovered he must not have slipcovered we must not have slipcovered you must not have slipcovered they must not have slipcovered	I must not have been slipcovering you must not have been slipcovering he must not have been slipcovering we must not have been slipcovering you must not have been slipcovering they must not have been slipcovering

Interrogative form

Simple form	V-ing form
must I slipcover? must you slipcover? must he slipcover? must we slipcover? must you slipcover? must they slipcover?	must I be slipcovering? must you be slipcovering? must he be slipcovering? must we be slipcovering? must you be slipcovering? must they be slipcovering?
Perfect	V-ing perfect
must I have slipcovered? must you have slipcovered? must he have slipcovered? must we have slipcovered? must you have slipcovered? must they have slipcovered?	must I have been slipcovering? must you have been slipcovering? must he have been slipcovering? must we have been slipcovering? must you have been slipcovering? must they have been slipcovering?

Interro-negative form

Simple form	V-ing form
must I not slipcover? must you not slipcover? must he not slipcover? must we not slipcover? must you not slipcover? must they not slipcover?	must I not be slipcovering? must you not be slipcovering? must he not be slipcovering? must we not be slipcovering? must you not be slipcovering? must they not be slipcovering?
Perfect	V-ing perfect
must I not have slipcovered? must you not have slipcovered? must he not have slipcovered? must we not have slipcovered? must you not have slipcovered? must they not have slipcovered?	must I not have been slipcovering? must you not have been slipcovering? must he not have been slipcovering? must we not have been slipcovering? must you not have been slipcovering? must they not have been slipcovering?