must slush
Regular verb: slush - slushed- slushed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must slush
you must slush
she must slush
we must slush
you must slush
they must slush 	I must be slushing
you must be slushing
she must be slushing
we must be slushing
you must be slushing
they must be slushing	I must have slushed
you must have slushed
she must have slushed
we must have slushed
you must have slushed
they must have slushed	I must have been slushing
you must have been slushing
she must have been slushing
we must have been slushing
you must have been slushing
they must have been slushing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not slush
you must not slush
she must not slush
we must not slush
you must not slush
they must not slush 	I must not be slushing
you must not be slushing
she must not be slushing
we must not be slushing
you must not be slushing
they must not be slushing	I must not have slushed
you must not have slushed
she must not have slushed
we must not have slushed
you must not have slushed
they must not have slushed	I must not have been slushing
you must not have been slushing
she must not have been slushing
we must not have been slushing
you must not have been slushing
they must not have been slushing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I slush?
must you slush?
must she slush?
must we slush?
must you slush?
must they slush? 	must I be slushing?
must you be slushing?
must she be slushing?
must we be slushing?
must you be slushing?
must they be slushing? 	must I have slushed?
must you have slushed?
must she have slushed?
must we have slushed?
must you have slushed?
must they have slushed? 	must I have been slushing?
must you have been slushing?
must she have been slushing?
must we have been slushing?
must you have been slushing?
must they have been slushing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not slush?
must you not slush?
must she not slush?
must we not slush?
must you not slush?
must they not slush? 	must I not be slushing?
must you not be slushing?
must she not be slushing?
must we not be slushing?
must you not be slushing?
must they not be slushing? 	must I not have slushed?
must you not have slushed?
must she not have slushed?
must we not have slushed?
must you not have slushed?
must they not have slushed? 	must I not have been slushing?
must you not have been slushing?
must she not have been slushing?
must we not have been slushing?
must you not have been slushing?
must they not have been slushing?