can calm
Regular verb: calm - calmed- calmed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can calm
you can calm
she can calm
we can calm
you can calm
they can calm 	I can be calming
you can be calming
she can be calming
we can be calming
you can be calming
they can be calming	I can have calmed
you can have calmed
she can have calmed
we can have calmed
you can have calmed
they can have calmed	I can have been calming
you can have been calming
she can have been calming
we can have been calming
you can have been calming
they can have been calming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't calm
you can't calm
she can't calm
we can't calm
you can't calm
they can't calm 	I can't be calming
you can't be calming
she can't be calming
we can't be calming
you can't be calming
they can't be calming	I can't have calmed
you can't have calmed
she can't have calmed
we can't have calmed
you can't have calmed
they can't have calmed	I can't have been calming
you can't have been calming
she can't have been calming
we can't have been calming
you can't have been calming
they can't have been calming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I calm?
can you calm?
can she calm?
can we calm?
can you calm?
can they calm? 	can I be calming?
can you be calming?
can she be calming?
can we be calming?
can you be calming?
can they be calming? 	can I have calmed?
can you have calmed?
can she have calmed?
can we have calmed?
can you have calmed?
can they have calmed? 	can I have been calming?
can you have been calming?
can she have been calming?
can we have been calming?
can you have been calming?
can they have been calming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I calm?
can't you calm?
can't she calm?
can't we calm?
can't you calm?
can't they calm? 	can't I be calming?
can't you be calming?
can't she be calming?
can't we be calming?
can't you be calming?
can't they be calming? 	can't I have calmed?
can't you have calmed?
can't she have calmed?
can't we have calmed?
can't you have calmed?
can't they have calmed? 	can't I have been calming?
can't you have been calming?
can't she have been calming?
can't we have been calming?
can't you have been calming?
can't they have been calming?