English verb conjugation
MUST SHIMMER

Regular verb: shimmer - shimmered - shimmered

Affirmation

Simple form	V-ing form
I must shimmer you must shimmer he must shimmer we must shimmer you must shimmer they must shimmer	I must be shimmering you must be shimmering he must be shimmering we must be shimmering you must be shimmering they must be shimmering
Perfect	V-ing perfect
I must have shimmered you must have shimmered he must have shimmered we must have shimmered you must have shimmered they must have shimmered	I must have been shimmering you must have been shimmering he must have been shimmering we must have been shimmering you must have been shimmering they must have been shimmering

Negation

Simple form	V-ing form
I mustn't shimmer you mustn't shimmer he mustn't shimmer we mustn't shimmer you mustn't shimmer they mustn't shimmer	I mustn't be shimmering you mustn't be shimmering he mustn't be shimmering we mustn't be shimmering you mustn't be shimmering they mustn't be shimmering
Perfect	V-ing perfect
I mustn't have shimmered you mustn't have shimmered he mustn't have shimmered we mustn't have shimmered you mustn't have shimmered they mustn't have shimmered	I mustn't have been shimmering you mustn't have been shimmering he mustn't have been shimmering we mustn't have been shimmering you mustn't have been shimmering they mustn't have been shimmering

Interrogative form

Simple form	V-ing form
must I shimmer? must you shimmer? must he shimmer? must we shimmer? must you shimmer? must they shimmer?	must I be shimmering? must you be shimmering? must he be shimmering? must we be shimmering? must you be shimmering? must they be shimmering?
Perfect	V-ing perfect
must I have shimmered? must you have shimmered? must he have shimmered? must we have shimmered? must you have shimmered? must they have shimmered?	must I have been shimmering? must you have been shimmering? must he have been shimmering? must we have been shimmering? must you have been shimmering? must they have been shimmering?

Interro-negative form

Simple form	V-ing form
mustn't I shimmer? mustn't you shimmer? mustn't he shimmer? mustn't we shimmer? mustn't you shimmer? mustn't they shimmer?	mustn't I be shimmering? mustn't you be shimmering? mustn't he be shimmering? mustn't we be shimmering? mustn't you be shimmering? mustn't they be shimmering?
Perfect	V-ing perfect
mustn't I have shimmered? mustn't you have shimmered? mustn't he have shimmered? mustn't we have shimmered? mustn't you have shimmered? mustn't they have shimmered?	mustn't I have been shimmering? mustn't you have been shimmering? mustn't he have been shimmering? mustn't we have been shimmering? mustn't you have been shimmering? mustn't they have been shimmering?