can calm
Regular verb: calm - calmed- calmed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can calm
you can calm
he can calm
we can calm
you can calm
they can calm 	I can be calming
you can be calming
he can be calming
we can be calming
you can be calming
they can be calming	I can have calmed
you can have calmed
he 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
he 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 cannot calm
you cannot calm
he cannot calm
we cannot calm
you cannot calm
they cannot calm 	I cannot be calming
you cannot be calming
he cannot be calming
we cannot be calming
you cannot be calming
they cannot be calming	I cannot have calmed
you cannot have calmed
he cannot have calmed
we cannot have calmed
you cannot have calmed
they cannot have calmed	I cannot have been calming
you cannot have been calming
he cannot have been calming
we cannot have been calming
you cannot have been calming
they cannot have been calming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I calm?
can you calm?
can he calm?
can we calm?
can you calm?
can they calm? 	can I be calming?
can you be calming?
can he be calming?
can we be calming?
can you be calming?
can they be calming? 	can I have calmed?
can you have calmed?
can he 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 he 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 I not calm?
can you not calm?
can he not calm?
can we not calm?
can you not calm?
can they not calm? 	can I not be calming?
can you not be calming?
can he not be calming?
can we not be calming?
can you not be calming?
can they not be calming? 	can I not have calmed?
can you not have calmed?
can he not have calmed?
can we not have calmed?
can you not have calmed?
can they not have calmed? 	can I not have been calming?
can you not have been calming?
can he not have been calming?
can we not have been calming?
can you not have been calming?
can they not have been calming?