must snoop
Regular verb: snoop - snooped- snooped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must snoop
you must snoop
he must snoop
we must snoop
you must snoop
they must snoop 	I must be snooping
you must be snooping
he must be snooping
we must be snooping
you must be snooping
they must be snooping	I must have snooped
you must have snooped
he must have snooped
we must have snooped
you must have snooped
they must have snooped	I must have been snooping
you must have been snooping
he must have been snooping
we must have been snooping
you must have been snooping
they must have been snooping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not snoop
you must not snoop
he must not snoop
we must not snoop
you must not snoop
they must not snoop 	I must not be snooping
you must not be snooping
he must not be snooping
we must not be snooping
you must not be snooping
they must not be snooping	I must not have snooped
you must not have snooped
he must not have snooped
we must not have snooped
you must not have snooped
they must not have snooped	I must not have been snooping
you must not have been snooping
he must not have been snooping
we must not have been snooping
you must not have been snooping
they must not have been snooping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I snoop?
must you snoop?
must he snoop?
must we snoop?
must you snoop?
must they snoop? 	must I be snooping?
must you be snooping?
must he be snooping?
must we be snooping?
must you be snooping?
must they be snooping? 	must I have snooped?
must you have snooped?
must he have snooped?
must we have snooped?
must you have snooped?
must they have snooped? 	must I have been snooping?
must you have been snooping?
must he have been snooping?
must we have been snooping?
must you have been snooping?
must they have been snooping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not snoop?
must you not snoop?
must he not snoop?
must we not snoop?
must you not snoop?
must they not snoop? 	must I not be snooping?
must you not be snooping?
must he not be snooping?
must we not be snooping?
must you not be snooping?
must they not be snooping? 	must I not have snooped?
must you not have snooped?
must he not have snooped?
must we not have snooped?
must you not have snooped?
must they not have snooped? 	must I not have been snooping?
must you not have been snooping?
must he not have been snooping?
must we not have been snooping?
must you not have been snooping?
must they not have been snooping?