can jar
Verbo regular: jar - jarred- jarred

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can jar
you can jar
she can jar
we can jar
you can jar
they can jar 	I can be jarring
you can be jarring
she can be jarring
we can be jarring
you can be jarring
they can be jarring	I can have jarred
you can have jarred
she can have jarred
we can have jarred
you can have jarred
they can have jarred	I can have been jarring
you can have been jarring
she can have been jarring
we can have been jarring
you can have been jarring
they can have been jarring	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot jar
you cannot jar
she cannot jar
we cannot jar
you cannot jar
they cannot jar 	I cannot be jarring
you cannot be jarring
she cannot be jarring
we cannot be jarring
you cannot be jarring
they cannot be jarring	I cannot have jarred
you cannot have jarred
she cannot have jarred
we cannot have jarred
you cannot have jarred
they cannot have jarred	I cannot have been jarring
you cannot have been jarring
she cannot have been jarring
we cannot have been jarring
you cannot have been jarring
they cannot have been jarring	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I jar?
can you jar?
can she jar?
can we jar?
can you jar?
can they jar? 	can I be jarring?
can you be jarring?
can she be jarring?
can we be jarring?
can you be jarring?
can they be jarring? 	can I have jarred?
can you have jarred?
can she have jarred?
can we have jarred?
can you have jarred?
can they have jarred? 	can I have been jarring?
can you have been jarring?
can she have been jarring?
can we have been jarring?
can you have been jarring?
can they have been jarring? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not jar?
can you not jar?
can she not jar?
can we not jar?
can you not jar?
can they not jar? 	can I not be jarring?
can you not be jarring?
can she not be jarring?
can we not be jarring?
can you not be jarring?
can they not be jarring? 	can I not have jarred?
can you not have jarred?
can she not have jarred?
can we not have jarred?
can you not have jarred?
can they not have jarred? 	can I not have been jarring?
can you not have been jarring?
can she not have been jarring?
can we not have been jarring?
can you not have been jarring?
can they not have been jarring?