can simmer
Regular verb: simmer - simmered- simmered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can simmer
you can simmer
she can simmer
we can simmer
you can simmer
they can simmer 	I can be simmering
you can be simmering
she can be simmering
we can be simmering
you can be simmering
they can be simmering	I can have simmered
you can have simmered
she can have simmered
we can have simmered
you can have simmered
they can have simmered	I can have been simmering
you can have been simmering
she can have been simmering
we can have been simmering
you can have been simmering
they can have been simmering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't simmer
you can't simmer
she can't simmer
we can't simmer
you can't simmer
they can't simmer 	I can't be simmering
you can't be simmering
she can't be simmering
we can't be simmering
you can't be simmering
they can't be simmering	I can't have simmered
you can't have simmered
she can't have simmered
we can't have simmered
you can't have simmered
they can't have simmered	I can't have been simmering
you can't have been simmering
she can't have been simmering
we can't have been simmering
you can't have been simmering
they can't have been simmering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I simmer?
can you simmer?
can she simmer?
can we simmer?
can you simmer?
can they simmer? 	can I be simmering?
can you be simmering?
can she be simmering?
can we be simmering?
can you be simmering?
can they be simmering? 	can I have simmered?
can you have simmered?
can she have simmered?
can we have simmered?
can you have simmered?
can they have simmered? 	can I have been simmering?
can you have been simmering?
can she have been simmering?
can we have been simmering?
can you have been simmering?
can they have been simmering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I simmer?
can't you simmer?
can't she simmer?
can't we simmer?
can't you simmer?
can't they simmer? 	can't I be simmering?
can't you be simmering?
can't she be simmering?
can't we be simmering?
can't you be simmering?
can't they be simmering? 	can't I have simmered?
can't you have simmered?
can't she have simmered?
can't we have simmered?
can't you have simmered?
can't they have simmered? 	can't I have been simmering?
can't you have been simmering?
can't she have been simmering?
can't we have been simmering?
can't you have been simmering?
can't they have been simmering?