can mush
Regular verb: mush - mushed- mushed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can mush
you can mush
he can mush
we can mush
you can mush
they can mush 	I can be mushing
you can be mushing
he can be mushing
we can be mushing
you can be mushing
they can be mushing	I can have mushed
you can have mushed
he can have mushed
we can have mushed
you can have mushed
they can have mushed	I can have been mushing
you can have been mushing
he can have been mushing
we can have been mushing
you can have been mushing
they can have been mushing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't mush
you can't mush
he can't mush
we can't mush
you can't mush
they can't mush 	I can't be mushing
you can't be mushing
he can't be mushing
we can't be mushing
you can't be mushing
they can't be mushing	I can't have mushed
you can't have mushed
he can't have mushed
we can't have mushed
you can't have mushed
they can't have mushed	I can't have been mushing
you can't have been mushing
he can't have been mushing
we can't have been mushing
you can't have been mushing
they can't have been mushing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I mush?
can you mush?
can he mush?
can we mush?
can you mush?
can they mush? 	can I be mushing?
can you be mushing?
can he be mushing?
can we be mushing?
can you be mushing?
can they be mushing? 	can I have mushed?
can you have mushed?
can he have mushed?
can we have mushed?
can you have mushed?
can they have mushed? 	can I have been mushing?
can you have been mushing?
can he have been mushing?
can we have been mushing?
can you have been mushing?
can they have been mushing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I mush?
can't you mush?
can't he mush?
can't we mush?
can't you mush?
can't they mush? 	can't I be mushing?
can't you be mushing?
can't he be mushing?
can't we be mushing?
can't you be mushing?
can't they be mushing? 	can't I have mushed?
can't you have mushed?
can't he have mushed?
can't we have mushed?
can't you have mushed?
can't they have mushed? 	can't I have been mushing?
can't you have been mushing?
can't he have been mushing?
can't we have been mushing?
can't you have been mushing?
can't they have been mushing?