must snatch
Regular verb: snatch - snatched- snatched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must snatch
you must snatch
he must snatch
we must snatch
you must snatch
they must snatch 	I must be snatching
you must be snatching
he must be snatching
we must be snatching
you must be snatching
they must be snatching	I must have snatched
you must have snatched
he must have snatched
we must have snatched
you must have snatched
they must have snatched	I must have been snatching
you must have been snatching
he must have been snatching
we must have been snatching
you must have been snatching
they must have been snatching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't snatch
you mustn't snatch
he mustn't snatch
we mustn't snatch
you mustn't snatch
they mustn't snatch 	I mustn't be snatching
you mustn't be snatching
he mustn't be snatching
we mustn't be snatching
you mustn't be snatching
they mustn't be snatching	I mustn't have snatched
you mustn't have snatched
he mustn't have snatched
we mustn't have snatched
you mustn't have snatched
they mustn't have snatched	I mustn't have been snatching
you mustn't have been snatching
he mustn't have been snatching
we mustn't have been snatching
you mustn't have been snatching
they mustn't have been snatching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I snatch?
must you snatch?
must he snatch?
must we snatch?
must you snatch?
must they snatch? 	must I be snatching?
must you be snatching?
must he be snatching?
must we be snatching?
must you be snatching?
must they be snatching? 	must I have snatched?
must you have snatched?
must he have snatched?
must we have snatched?
must you have snatched?
must they have snatched? 	must I have been snatching?
must you have been snatching?
must he have been snatching?
must we have been snatching?
must you have been snatching?
must they have been snatching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I snatch?
mustn't you snatch?
mustn't he snatch?
mustn't we snatch?
mustn't you snatch?
mustn't they snatch? 	mustn't I be snatching?
mustn't you be snatching?
mustn't he be snatching?
mustn't we be snatching?
mustn't you be snatching?
mustn't they be snatching? 	mustn't I have snatched?
mustn't you have snatched?
mustn't he have snatched?
mustn't we have snatched?
mustn't you have snatched?
mustn't they have snatched? 	mustn't I have been snatching?
mustn't you have been snatching?
mustn't he have been snatching?
mustn't we have been snatching?
mustn't you have been snatching?
mustn't they have been snatching?